diff --git a/Cargo.lock b/Cargo.lock
index a936a19c..e9296717 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -84,7 +84,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e01ed3140b2f8d422c68afa1ed2e85d996ea619c988ac834d255db32138655cb"
 dependencies = [
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -198,7 +198,7 @@ dependencies = [
  "actix-router",
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -403,7 +403,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -462,17 +462,6 @@ dependencies = [
  "powerfmt",
 ]
 
-[[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_more"
 version = "0.99.18"
@@ -483,7 +472,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustc_version",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -935,7 +924,6 @@ version = "0.1.0"
 name = "origlang-runtime"
 version = "0.1.0"
 dependencies = [
- "derivative",
  "derive_more",
  "log",
  "origlang-ast",
@@ -1200,7 +1188,7 @@ checksum = "500cbc0ebeb6f46627f50f3f5811ccf6bf00643be300b4c3eabc0ef55dc5b5ba"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -1287,18 +1275,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn 2.0.87",
-]
-
-[[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",
+ "syn",
 ]
 
 [[package]]
@@ -1335,7 +1312,7 @@ checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
 
 [[package]]
@@ -1529,7 +1506,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
  "wasm-bindgen-shared",
 ]
 
@@ -1551,7 +1528,7 @@ checksum = "26c6ab57572f7a24a4985830b120de1594465e5d500f24afe89e16b4e833ef68"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -1734,5 +1711,5 @@ checksum = "15e934569e47891f7d9411f1a451d947a60e000ab3bd24fbb970f000387d1b3b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.87",
+ "syn",
 ]
diff --git a/package/origlang-runtime/Cargo.toml b/package/origlang-runtime/Cargo.toml
index 920b780f..04d03dfd 100644
--- a/package/origlang-runtime/Cargo.toml
+++ b/package/origlang-runtime/Cargo.toml
@@ -8,7 +8,6 @@ license = "MPL-2.0"
 
 [dependencies]
 thiserror = "1.0.59"
-derivative = "2.2.0"
 derive_more = "0.99.17"
 log = "0.4.21"
 tap = "1.0.1"