diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index cb059e8d..78ec8b9c 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -339,6 +339,7 @@ jobs:
 
     - name: CI Build
       env:
+        RUST_ENV_CHECK_TOOL_EXCLUSIONS: "cargo fmt, cargo tarpaulin"
         STUART_CODEQL_PATH: ${{ steps.cache_key_gen.outputs.codeql_cli_ext_dep_dir }}
       run: stuart_ci_build -c .pytool/CISettings.py -t DEBUG -p ${{ matrix.package }} -a ${{ matrix.archs }} TOOL_CHAIN_TAG=${{ matrix.tool_chain_tag }} --codeql