diff --git a/Cargo.lock b/Cargo.lock
index f724f80..f29bab2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -337,7 +337,16 @@ version = "0.14.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7251356ef8cb7aec833ddf598c6cb24d17b689d20b993f9d11a3d764e34e6458"
 dependencies = [
- "logos-derive",
+ "logos-derive 0.14.4",
+]
+
+[[package]]
+name = "logos"
+version = "0.15.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ff472f899b4ec2d99161c51f60ff7075eeb3097069a36050d8037a6325eb8154"
+dependencies = [
+ "logos-derive 0.15.1",
 ]
 
 [[package]]
@@ -355,13 +364,38 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "logos-codegen"
+version = "0.15.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "192a3a2b90b0c05b27a0b2c43eecdb7c415e29243acc3f89cc8247a5b693045c"
+dependencies = [
+ "beef",
+ "fnv",
+ "lazy_static",
+ "proc-macro2",
+ "quote",
+ "regex-syntax",
+ "rustc_version",
+ "syn",
+]
+
 [[package]]
 name = "logos-derive"
 version = "0.14.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "24fb722b06a9dc12adb0963ed585f19fc61dc5413e6a9be9422ef92c091e731d"
 dependencies = [
- "logos-codegen",
+ "logos-codegen 0.14.4",
+]
+
+[[package]]
+name = "logos-derive"
+version = "0.15.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "605d9697bcd5ef3a42d38efc51541aa3d6a4a25f7ab6d1ed0da5ac632a26b470"
+dependencies = [
+ "logos-codegen 0.15.1",
 ]
 
 [[package]]
@@ -431,11 +465,11 @@ dependencies = [
  "criterion",
  "pest",
  "pest_derive",
- "prost",
- "prost-reflect",
+ "prost 0.13.5",
+ "prost-reflect 0.14.7",
  "protox",
  "string-interner",
- "thiserror 2.0.18",
+ "thiserror",
  "unicase",
  "winnow",
 ]
@@ -527,7 +561,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2796faa41db3ec313a31f7624d9286acf277b52de526150b7e69f3debf891ee5"
 dependencies = [
  "bytes",
- "prost-derive",
+ "prost-derive 0.13.5",
+]
+
+[[package]]
+name = "prost"
+version = "0.14.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2ea70524a2f82d518bce41317d0fae74151505651af45faf1ffbd6fd33f0568"
+dependencies = [
+ "bytes",
+ "prost-derive 0.14.3",
 ]
 
 [[package]]
@@ -543,17 +587,41 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "prost-derive"
+version = "0.14.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "27c6023962132f4b30eb4c172c91ce92d933da334c59c23cddee82358ddafb0b"
+dependencies = [
+ "anyhow",
+ "itertools",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "prost-reflect"
 version = "0.14.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7b5edd582b62f5cde844716e66d92565d7faf7ab1445c8cebce6e00fba83ddb2"
 dependencies = [
- "logos",
- "miette",
+ "logos 0.14.4",
  "once_cell",
- "prost",
- "prost-types",
+ "prost 0.13.5",
+ "prost-types 0.13.5",
+]
+
+[[package]]
+name = "prost-reflect"
+version = "0.16.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b89455ef41ed200cafc47c76c552ee7792370ac420497e551f16123a9135f76e"
+dependencies = [
+ "logos 0.15.1",
+ "miette",
+ "prost 0.14.3",
+ "prost-types 0.14.3",
 ]
 
 [[package]]
@@ -562,34 +630,43 @@ version = "0.13.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "52c2c1bf36ddb1a1c396b3601a3cec27c2462e45f07c386894ec3ccf5332bd16"
 dependencies = [
- "prost",
+ "prost 0.13.5",
+]
+
+[[package]]
+name = "prost-types"
+version = "0.14.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8991c4cbdb8bc5b11f0b074ffe286c30e523de90fee5ba8132f1399f23cb3dd7"
+dependencies = [
+ "prost 0.14.3",
 ]
 
 [[package]]
 name = "protox"
-version = "0.7.2"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f352af331bf637b8ecc720f7c87bf903d2571fa2e14a66e9b2558846864b54a"
+checksum = "4f25a07a73c6717f0b9bbbd685918f5df9815f7efba450b83d9c9dea41f0e3a1"
 dependencies = [
  "bytes",
  "miette",
- "prost",
- "prost-reflect",
- "prost-types",
+ "prost 0.14.3",
+ "prost-reflect 0.16.3",
+ "prost-types 0.14.3",
  "protox-parse",
- "thiserror 1.0.69",
+ "thiserror",
 ]
 
 [[package]]
 name = "protox-parse"
-version = "0.7.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3a462d115462c080ae000c29a47f0b3985737e5d3a995fcdbcaa5c782068dde"
+checksum = "072eee358134396a4643dff81cfff1c255c9fbd3fb296be14bdb6a26f9156366"
 dependencies = [
- "logos",
+ "logos 0.15.1",
  "miette",
- "prost-types",
- "thiserror 1.0.69",
+ "prost-types 0.14.3",
+ "thiserror",
 ]
 
 [[package]]
@@ -650,6 +727,15 @@ version = "0.8.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a2d987857b319362043e95f5353c0535c1f58eec5336fdfcf626430af7def58"
 
+[[package]]
+name = "rustc_version"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cfcb3a22ef46e85b45de6ee7e79d063319ebb6594faafcf1c225ea92ab6e9b92"
+dependencies = [
+ "semver",
+]
+
 [[package]]
 name = "rustversion"
 version = "1.0.22"
@@ -665,6 +751,12 @@ dependencies = [
  "winapi-util",
 ]
 
+[[package]]
+name = "semver"
+version = "1.0.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d767eb0aabc880b29956c35734170f26ed551a859dbd361d140cdbeca61ab1e2"
+
 [[package]]
 name = "serde"
 version = "1.0.228"
@@ -746,33 +838,13 @@ dependencies = [
  "unicode-ident",
 ]
 
-[[package]]
-name = "thiserror"
-version = "1.0.69"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b6aaf5339b578ea85b50e080feb250a3e8ae8cfcdff9a461c9ec2904bc923f52"
-dependencies = [
- "thiserror-impl 1.0.69",
-]
-
 [[package]]
 name = "thiserror"
 version = "2.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4288b5bcbc7920c07a1149a35cf9590a2aa808e0bc1eafaade0b80947865fbc4"
 dependencies = [
- "thiserror-impl 2.0.18",
-]
-
-[[package]]
-name = "thiserror-impl"
-version = "1.0.69"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
+ "thiserror-impl",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 47ad990..f0987d6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -46,7 +46,7 @@ required-features = ["reference"]
 [dev-dependencies]
 criterion = { version = "0.8", features = ["html_reports"] }
 # Protocol buffer libraries for official CEL test conformance suite
-protox = "0.7"
+protox = "0.9"
 prost = "0.13"
 prost-reflect = { version = "0.14", features = ["text-format"] }