diff --git a/native/rhai_rustler/Cargo.lock b/native/rhai_rustler/Cargo.lock
index a9d8af4..9fada53 100644
--- a/native/rhai_rustler/Cargo.lock
+++ b/native/rhai_rustler/Cargo.lock
@@ -245,9 +245,9 @@ checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 
 [[package]]
 name = "syn"
-version = "2.0.79"
+version = "2.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89132cd0bf050864e1d38dc3bbc07a0eb8e7530af26344d3d2bbbef83499f590"
+checksum = "25aa4ce346d03a6dcd68dd8b4010bcb74e54e62c90c573f394c46eae99aba32d"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -262,18 +262,18 @@ checksum = "a38c90d48152c236a3ab59271da4f4ae63d678c5d7ad6b7714d7cb9760be5e4b"
 
 [[package]]
 name = "thiserror"
-version = "1.0.65"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d11abd9594d9b38965ef50805c5e469ca9cc6f197f883f717e0269a3057b3d5"
+checksum = "15291287e9bff1bc6f9ff3409ed9af665bec7a5fc8ac079ea96be07bca0e2668"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.65"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae71770322cbd277e69d762a16c444af02aa0575ac0d174f0b9562d3b37f8602"
+checksum = "22efd00f33f93fa62848a7cab956c3d38c8d43095efda1decfc2b3a5dc0b8972"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/native/rhai_rustler/Cargo.toml b/native/rhai_rustler/Cargo.toml
index d882c7b..2334fce 100644
--- a/native/rhai_rustler/Cargo.toml
+++ b/native/rhai_rustler/Cargo.toml
@@ -12,7 +12,7 @@ crate-type = ["cdylib"]
 [dependencies]
 rhai = { version = "=1.19.0", features = ["sync"] }
 rhai-dylib = { version = "0.4.0", features = ["sync"] }
-thiserror = "1.0.65"
+thiserror = "2.0.0"
 rustler = "0.35.0"
 
 [features]