diff --git a/Cargo.lock b/Cargo.lock
index dc688e3a513c..189a3b0786c9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2348,10 +2348,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8d3b63360ec3cb337817c2dbd47ab4a0f170d285d8e5a2064600f3def1402397"
 dependencies = [
  "compiler_builtins",
- "flate2",
  "rustc-std-workspace-alloc",
  "rustc-std-workspace-core",
- "wasmparser",
 ]
 
 [[package]]
@@ -5621,12 +5619,6 @@ dependencies = [
  "rustc-std-workspace-core",
 ]
 
-[[package]]
-name = "wasmparser"
-version = "0.57.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "32fddd575d477c6e9702484139cf9f23dcd554b06d185ed0f56c857dd3a47aa6"
-
 [[package]]
 name = "winapi"
 version = "0.2.8"
diff --git a/src/tools/tidy/src/deps.rs b/src/tools/tidy/src/deps.rs
index 5f4ba71d91a1..064dd716521f 100644
--- a/src/tools/tidy/src/deps.rs
+++ b/src/tools/tidy/src/deps.rs
@@ -42,7 +42,6 @@ const EXCEPTIONS: &[(&str, &str)] = &[
     ("snap", "BSD-3-Clause"),           // rustc
     // FIXME: this dependency violates the documentation comment above:
     ("fortanix-sgx-abi", "MPL-2.0"), // libstd but only for `sgx` target
-    ("wasmparser", "Apache-2.0 WITH LLVM-exception"), // rustc
 ];
 
 const EXCEPTIONS_CRANELIFT: &[(&str, &str)] = &[
@@ -223,7 +222,6 @@ const PERMITTED_DEPENDENCIES: &[&str] = &[
     "vcpkg",
     "version_check",
     "wasi",
-    "wasmparser",
     "winapi",
     "winapi-build",
     "winapi-i686-pc-windows-gnu",