diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 1ff135259..6b7d7711e 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -21,7 +21,7 @@ jobs:
           override: true
 
       - name: Generate test cases
-        run: cargo run --package polywrap_tests_utils --bin generate 
+        run: cargo run --package polywrap_tests_utils --bin generate
 
       - name: Install cargo-llvm-cov
         uses: taiki-e/install-action@cargo-llvm-cov
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index bf8488373..0714ad3bb 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -17,7 +17,7 @@ $ cargo run --package polywrap_tests_utils --bin generate
 ```
 Now you will be able to run tests of all crates:
 ```shell
-$ cargo test --release
+$ cargo test
 ```
 
 ## Feedback and discussions
diff --git a/packages/wasm/Cargo.toml b/packages/wasm/Cargo.toml
index 46ceb6521..8f5bcf770 100644
--- a/packages/wasm/Cargo.toml
+++ b/packages/wasm/Cargo.toml
@@ -18,8 +18,7 @@ serde_json.workspace = true
 base64.workspace = true
 serde_bytes.workspace = true
 
-wasmer = "4.1.0"
-# wasmer-compiler-llvm = "4.1.0"
+wasmer = "4.2.0"
 bytes = "1.4.0"
 
 [dev-dependencies]