diff --git a/Cargo.lock b/Cargo.lock
index 825fcda..12aad5b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3,17 +3,20 @@
 version = 4
 
 [[package]]
-name = "ahash"
-version = "0.8.12"
+name = "addr2line"
+version = "0.25.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a15f179cd60c4584b8a8c596927aadc462e27f2ca70c04e0071964a73ba7a75"
+checksum = "1b5d307320b3181d6d7954e663bd7c774a838b8220fe0593c86d9fb09f498b4b"
 dependencies = [
- "cfg-if",
- "once_cell",
- "version_check",
- "zerocopy 0.8.55",
+ "gimli",
 ]
 
+[[package]]
+name = "adler2"
+version = "2.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
+
 [[package]]
 name = "android_system_properties"
 version = "0.1.5"
@@ -25,142 +28,45 @@ dependencies = [
 
 [[package]]
 name = "arbitrary"
-version = "1.3.2"
+version = "1.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7d5a26814d8dcb93b0e5a0ff3c6d80a8843bafb21b39e8e18a6f05471870e110"
+checksum = "c3d036a3c4ab069c7b410a2ce876bd74808d2d0888a82667669f8e783a898bf1"
 dependencies = [
  "derive_arbitrary",
 ]
 
 [[package]]
-name = "ark-bls12-381"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c775f0d12169cba7aae4caeb547bb6a50781c7449a8aa53793827c9ec4abf488"
-dependencies = [
- "ark-ec",
- "ark-ff",
- "ark-serialize",
- "ark-std",
-]
-
-[[package]]
-name = "ark-ec"
-version = "0.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "defd9a439d56ac24968cca0571f598a61bc8c55f71d50a89cda591cb750670ba"
-dependencies = [
- "ark-ff",
- "ark-poly",
- "ark-serialize",
- "ark-std",
- "derivative",
- "hashbrown 0.13.2",
- "itertools",
- "num-traits",
- "zeroize",
-]
-
-[[package]]
-name = "ark-ff"
-version = "0.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec847af850f44ad29048935519032c33da8aa03340876d351dfab5660d2966ba"
-dependencies = [
- "ark-ff-asm",
- "ark-ff-macros",
- "ark-serialize",
- "ark-std",
- "derivative",
- "digest 0.10.7",
- "itertools",
- "num-bigint",
- "num-traits",
- "paste",
- "rustc_version",
- "zeroize",
-]
-
-[[package]]
-name = "ark-ff-asm"
-version = "0.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ed4aa4fe255d0bc6d79373f7e31d2ea147bcf486cba1be5ba7ea85abdb92348"
-dependencies = [
- "quote",
- "syn 1.0.109",
-]
-
-[[package]]
-name = "ark-ff-macros"
-version = "0.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7abe79b0e4288889c4574159ab790824d0033b9fdcb2a112a3182fac2e514565"
-dependencies = [
- "num-bigint",
- "num-traits",
- "proc-macro2",
- "quote",
- "syn 1.0.109",
-]
-
-[[package]]
-name = "ark-poly"
-version = "0.4.2"
+name = "autocfg"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d320bfc44ee185d899ccbadfa8bc31aab923ce1558716e1997a1e74057fe86bf"
-dependencies = [
- "ark-ff",
- "ark-serialize",
- "ark-std",
- "derivative",
- "hashbrown 0.13.2",
-]
+checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
 
 [[package]]
-name = "ark-serialize"
-version = "0.4.2"
+name = "backtrace"
+version = "0.3.76"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "adb7b85a02b83d2f22f89bd5cac66c9c89474240cb6207cb1efc16d098e822a5"
+checksum = "bb531853791a215d7c62a30daf0dde835f381ab5de4589cfe7c649d2cbe92bd6"
 dependencies = [
- "ark-serialize-derive",
- "ark-std",
- "digest 0.10.7",
- "num-bigint",
+ "addr2line",
+ "cfg-if",
+ "libc",
+ "miniz_oxide",
+ "object",
+ "rustc-demangle",
+ "windows-link",
 ]
 
 [[package]]
-name = "ark-serialize-derive"
-version = "0.4.2"
+name = "base16ct"
+version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae3281bc6d0fd7e549af32b52511e1302185bd688fd3359fa36423346ff682ea"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 1.0.109",
-]
+checksum = "4c7f02d4ea65f2c1853089ffd8d2787bdbc63de2f0d29dedbcf8ccdfa0ccd4cf"
 
 [[package]]
-name = "ark-std"
+name = "base32"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94893f1e0c6eeab764ade8dc4c0db24caf4fe7cbbaafc0eba0a9030f447b5185"
-dependencies = [
- "num-traits",
- "rand 0.8.5",
-]
-
-[[package]]
-name = "autocfg"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
-
-[[package]]
-name = "base16ct"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c7f02d4ea65f2c1853089ffd8d2787bdbc63de2f0d29dedbcf8ccdfa0ccd4cf"
+checksum = "23ce669cd6c8588f79e15cf450314f9638f967fc5770ff1c7c1deb0925ea7cfa"
 
 [[package]]
 name = "base64"
@@ -240,7 +146,7 @@ dependencies = [
  "num-bigint",
  "proc-macro2",
  "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -350,7 +256,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "32a2785755761f3ddc1492979ce1e48d2c00d09311c39e4466429188f3dd6501"
 dependencies = [
  "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -393,7 +299,7 @@ checksum = "f46882e17999c6cc590af592290432be3bce0428cb0d5f8b6715e4dc7b383eb3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -417,7 +323,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "strsim",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -428,15 +334,9 @@ checksum = "d336a2a514f6ccccaa3e09b02d41d35330c07ddf03a62165fcec10bb561c7806"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
-[[package]]
-name = "data-encoding"
-version = "2.11.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4ae5f15dda3c708c0ade84bfee31ccab44a3da4f88015ed22f63732abe300c8"
-
 [[package]]
 name = "der"
 version = "0.7.10"
@@ -457,26 +357,15 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "derivative"
-version = "2.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fcc3dd5e9e9c0b295d6e1e4d811fb6f157d5ffd784b8d202fc62eac8035a770b"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 1.0.109",
-]
-
 [[package]]
 name = "derive_arbitrary"
-version = "1.3.2"
+version = "1.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "67e77553c4162a157adbf834ebae5b415acbecbeafc7a74b0e886657506a7611"
+checksum = "1e567bd82dcff979e4b03460c307b3cdc9e96fde3d73bed1496d2bc75d9dd62a"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -684,6 +573,12 @@ dependencies = [
  "wasip2",
 ]
 
+[[package]]
+name = "gimli"
+version = "0.32.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e629b9b98ef3dd8afe6ca2bd0f89306cec16d43d907889945bc5d6687f2f13c7"
+
 [[package]]
 name = "group"
 version = "0.13.0"
@@ -701,15 +596,6 @@ version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
 
-[[package]]
-name = "hashbrown"
-version = "0.13.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "43a3c133739dddd0d2990f9a4bdf8eb4b21ef50e4851ca85ab661199821d510e"
-dependencies = [
- "ahash",
-]
-
 [[package]]
 name = "hashbrown"
 version = "0.15.5"
@@ -809,9 +695,9 @@ checksum = "8e04e2fd2b8188ea827b32ef11de88377086d690286ab35747ef7f9bf3ccb590"
 
 [[package]]
 name = "itertools"
-version = "0.10.5"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b0fd2260e829bddf4cb6ea802289de2f86d6a7a690192fbe91b3f46e0f2c8473"
+checksum = "b1c173a5686ce8bfa551b3563d0c2170bf24ca44da99c7ca4bfdab5418c3fe57"
 dependencies = [
  "either",
 ]
@@ -877,6 +763,21 @@ version = "0.4.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e5032e24019045c762d3c0f28f5b6b8bbf38563a65908389bf7978758920897"
 
+[[package]]
+name = "memchr"
+version = "2.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cf8baf1c55e62ffcace7a9f06f4bd9cd3f0c4beb022d3b367256b91b87513d98"
+
+[[package]]
+name = "miniz_oxide"
+version = "0.8.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fa76a2c86f704bdb222d66965fb3d63269ce38518b83cb0575fca855ebb6316"
+dependencies = [
+ "adler2",
+]
+
 [[package]]
 name = "num-bigint"
 version = "0.4.4"
@@ -902,7 +803,7 @@ checksum = "cfb77679af88f8b125209d354a202862602672222e7f2313fdd6dc349bad4712"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -924,6 +825,15 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "object"
+version = "0.37.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ff76201f031d8863c38aa7f905eca4f53abbfa15f609db4277d44cd8938f33fe"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "once_cell"
 version = "1.21.3"
@@ -976,7 +886,7 @@ version = "0.2.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "77957b295656769bb8ad2b6a6b09d897d94f05c41b069aede1fcdaa675eaea04"
 dependencies = [
- "zerocopy 0.7.35",
+ "zerocopy",
 ]
 
 [[package]]
@@ -986,7 +896,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ae005bd773ab59b4725093fd7df83fd7892f7d8eafb48dbd7de6e024e4215f9d"
 dependencies = [
  "proc-macro2",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -1131,6 +1041,12 @@ dependencies = [
  "subtle",
 ]
 
+[[package]]
+name = "rustc-demangle"
+version = "0.1.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b74b56ffa8bb2830709a538c2cbcae9aa062db0d2a42563bfb09bdaae44020eb"
+
 [[package]]
 name = "rustc_version"
 version = "0.4.1"
@@ -1213,7 +1129,7 @@ checksum = "d6c7207fbec9faa48073f3e3074cbe553af6ea512d7c21ba46e434e70ea9fbc1"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -1254,7 +1170,7 @@ dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -1302,21 +1218,21 @@ checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
 
 [[package]]
 name = "soroban-builtin-sdk-macros"
-version = "22.1.0"
+version = "21.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df6c3137afcdb5a62b9ed3b1994ff9439351eaa795d8d33f758b4386ce2d0060"
+checksum = "2f57a68ef8777e28e274de0f3a88ad9a5a41d9a2eb461b4dd800b086f0e83b80"
 dependencies = [
  "itertools",
  "proc-macro2",
  "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
 name = "soroban-env-common"
-version = "22.1.0"
+version = "21.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "24deb45507c219d3608f04768c3b700b627bc345cc4c19e31c4cc57fc7d77be9"
+checksum = "2fd1c89463835fe6da996318156d39f424b4f167c725ec692e5a7a2d4e694b3d"
 dependencies = [
  "arbitrary",
  "crate-git-revision",
@@ -1333,9 +1249,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-guest"
-version = "22.1.0"
+version = "21.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6b010a822db635139fcfdb29be8a333606e5204c445e044d3450a5c47eaba20a"
+checksum = "6bfb2536811045d5cd0c656a324cbe9ce4467eb734c7946b74410d90dea5d0ce"
 dependencies = [
  "soroban-env-common",
  "static_assertions",
@@ -1343,14 +1259,11 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-host"
-version = "22.1.0"
+version = "21.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5ee57de1756bae449a52da032c8312113f355cbcf7e906fbb8957a44827999dc"
+checksum = "2b7a32c28f281c423189f1298960194f0e0fc4eeb72378028171e556d8cd6160"
 dependencies = [
- "ark-bls12-381",
- "ark-ec",
- "ark-ff",
- "ark-serialize",
+ "backtrace",
  "curve25519-dalek 5.0.0",
  "ecdsa",
  "ed25519-dalek",
@@ -1379,9 +1292,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-macros"
-version = "22.1.0"
+version = "21.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1528c2d0d19ab70e9947f930f8707fdc0e9bfd4baf6d275b8a2f67482c2f2d99"
+checksum = "242926fe5e0d922f12d3796cd7cd02dd824e5ef1caa088f45fce20b618309f64"
 dependencies = [
  "itertools",
  "proc-macro2",
@@ -1389,14 +1302,14 @@ dependencies = [
  "serde",
  "serde_json",
  "stellar-xdr",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
 name = "soroban-ledger-snapshot"
-version = "22.0.2"
+version = "21.7.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e8c348b829dbd5b1c4a9d9858ddf5c793c24ca94373feb82290cdf9746b1fa5"
+checksum = "e6edf92749fd8399b417192d301c11f710b9cdce15789a3d157785ea971576fa"
 dependencies = [
  "serde",
  "serde_json",
@@ -1408,14 +1321,13 @@ dependencies = [
 
 [[package]]
 name = "soroban-sdk"
-version = "22.0.0"
+version = "21.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1cc7f941162a765de4762987de60d6168ae7c92b42037212918818dfe9d6b242"
+checksum = "25c539fecb2862ce0c1f49880134660a855e2d35889692e01d1e8d8a1e53f98e"
 dependencies = [
  "arbitrary",
  "bytes-lit",
  "ctor",
- "derive_arbitrary",
  "ed25519-dalek",
  "rand 0.8.5",
  "rustc_version",
@@ -1430,9 +1342,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-sdk-macros"
-version = "22.0.2"
+version = "21.7.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad3dcc9d5fd9ddf5c8b5c9cdcf3807ccc127bfaef1be23fc4a5d51ad167381f7"
+checksum = "0974e413731aeff2443f2305b344578b3f1ffd18335a7ba0f0b5d2eb4e94c9ce"
 dependencies = [
  "crate-git-revision",
  "darling",
@@ -1445,14 +1357,14 @@ dependencies = [
  "soroban-spec",
  "soroban-spec-rust",
  "stellar-xdr",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
 name = "soroban-spec"
-version = "22.0.2"
+version = "21.7.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "343672b1374951b1f601c07eca944db2c4f0d5c47e94b29d8fb2d42af1215f30"
+checksum = "c2c70b20e68cae3ef700b8fa3ae29db1c6a294b311fba66918f90cb8f9fd0a1a"
 dependencies = [
  "base64 0.13.1",
  "stellar-xdr",
@@ -1462,9 +1374,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-spec-rust"
-version = "22.0.2"
+version = "21.7.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47205064fcd8fefe5dba103612cabb448dac64829a3e7bbcca221550a22f59df"
+checksum = "a2dafbde981b141b191c6c036abc86097070ddd6eaaa33b273701449501e43d3"
 dependencies = [
  "prettyplease",
  "proc-macro2",
@@ -1472,7 +1384,7 @@ dependencies = [
  "sha2",
  "soroban-spec",
  "stellar-xdr",
- "syn 2.0.119",
+ "syn",
  "thiserror",
 ]
 
@@ -1523,20 +1435,20 @@ checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 
 [[package]]
 name = "stellar-strkey"
-version = "0.0.9"
+version = "0.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e3aa3ed00e70082cb43febc1c2afa5056b9bb3e348bbb43d0cd0aa88a611144"
+checksum = "12d2bf45e114117ea91d820a846fd1afbe3ba7d717988fee094ce8227a3bf8bd"
 dependencies = [
+ "base32",
  "crate-git-revision",
- "data-encoding",
  "thiserror",
 ]
 
 [[package]]
 name = "stellar-xdr"
-version = "22.0.0"
+version = "21.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "20c2130275cc730d042b3082f51145f0486f5a543d6d72fced02ed9048b82b57"
+checksum = "2675a71212ed39a806e415b0dbf4702879ff288ec7f5ee996dda42a135512b50"
 dependencies = [
  "arbitrary",
  "base64 0.13.1",
@@ -1560,17 +1472,6 @@ version = "2.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
 
-[[package]]
-name = "syn"
-version = "1.0.109"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
-dependencies = [
- "proc-macro2",
- "quote",
- "unicode-ident",
-]
-
 [[package]]
 name = "syn"
 version = "2.0.119"
@@ -1612,7 +1513,7 @@ checksum = "268026685b2be38d7103e9e507c938a1fcb3d7e6eb15e87870b617bf37b6d581"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -1726,7 +1627,7 @@ dependencies = [
  "bumpalo",
  "proc-macro2",
  "quote",
- "syn 2.0.119",
+ "syn",
  "wasm-bindgen-shared",
 ]
 
@@ -1797,7 +1698,7 @@ checksum = "053e2e040ab57b9dc951b72c264860db7eb3b0200ba345b4e4c3b14f67855ddf"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -1808,7 +1709,7 @@ checksum = "3f316c4a2570ba26bbec722032c4099d8c8bc095efccdc15688708623367e358"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -1857,16 +1758,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1b9b4fd18abc82b8136838da5d50bae7bdea537c574d8dc1a34ed098d6c166f0"
 dependencies = [
  "byteorder",
- "zerocopy-derive 0.7.35",
-]
-
-[[package]]
-name = "zerocopy"
-version = "0.8.55"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5a105cd7b140f6eeec8acff2ea38135d3cab283ada58540f629fe51e46696eb"
-dependencies = [
- "zerocopy-derive 0.8.55",
+ "zerocopy-derive",
 ]
 
 [[package]]
@@ -1877,18 +1769,7 @@ checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.119",
-]
-
-[[package]]
-name = "zerocopy-derive"
-version = "0.8.55"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0fe976fb70c78cd64cccfe3a6fc142244e8a77b70959b30faf9d0ac37ee228eb"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.119",
+ "syn",
 ]
 
 [[package]]
@@ -1896,17 +1777,3 @@ name = "zeroize"
 version = "1.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b97154e67e32c85465826e8bcc1c59429aaaf107c1e4a9e53c8d8ccd5eff88d0"
-dependencies = [
- "zeroize_derive",
-]
-
-[[package]]
-name = "zeroize_derive"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c50655cbb0fe3fc43170059e702f1ce5e19b84cec58dc87b037a09935c2f328"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.119",
-]
diff --git a/Cargo.toml b/Cargo.toml
index 502751a..2c70103 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,7 @@ soroban-sdk = "21.0.0"
 
 [dev-dependencies]
 soroban-sdk = { version = "21.0.0", features = ["testutils"] }
-arbitrary = { version = "=1.3.2", features = ["derive"] }
+arbitrary = { version = "=1.4.2", features = ["derive"] }
 proptest = "1.4"
 
 [profile.release]