diff --git a/.github/workflows/release-please.yml b/.github/workflows/release-please.yml
index fdd74f0..57c77b0 100644
--- a/.github/workflows/release-please.yml
+++ b/.github/workflows/release-please.yml
@@ -125,6 +125,7 @@ jobs:
             cp target/${{ matrix.target }}/release/lambda-mcp.exe npm-pkg/bin/
           else
             cp target/${{ matrix.target }}/release/lambda-mcp npm-pkg/bin/
+            chmod +x npm-pkg/bin/lambda-mcp
           fi
           cat > npm-pkg/package.json << EOF
           {