diff --git a/action.yml b/action.yml
index 50e1576..101acbb 100644
--- a/action.yml
+++ b/action.yml
@@ -193,9 +193,14 @@ runs:
     - id: build
       name: Build ${{ env.PACKAGE }} using ${{ env.SRTOOL_IMAGE }}
       shell: bash
+      env:
+        # https://github.com/paritytech/polkadot-sdk/pull/2217
+        WASM_BUILD_STD: "0"
       run: |
         echo ::group::Srtool build of chain ${{ inputs.chain }}
-        CMD="docker run -i --rm -e PACKAGE=${{ env.PACKAGE }} -e RUNTIME_DIR=${{ env.RUNTIME_DIR }} -e BUILD_OPTS -e PARACHAIN_PALLET_ID -e AUTHORIZE_UPGRADE_PREFIX -e PROFILE -v ${{ env.WORKDIR }}:/build ${{ env.SRTOOL_IMAGE }} build --app --json -cM"
+        CMD="docker run -i --rm -e PACKAGE=${{ env.PACKAGE }} -e RUNTIME_DIR=${{ env.RUNTIME_DIR }} -e BUILD_OPTS -e
+        PARACHAIN_PALLET_ID -e AUTHORIZE_UPGRADE_PREFIX -e PROFILE -e WASM_BUILD_STD -v ${{ env.WORKDIR }}:/build ${{ env.SRTOOL_IMAGE
+        }} build --app --json -cM"
 
         echo ::debug::build::docker_run $CMD
         # here we keep streaming the progress and fetch the last line for the json result