diff --git a/.github/workflows/ci-workflow.yml b/.github/workflows/ci-workflow.yml
index 57dd82735..89f9ac21f 100644
--- a/.github/workflows/ci-workflow.yml
+++ b/.github/workflows/ci-workflow.yml
@@ -140,7 +140,7 @@ jobs:
     steps:
       - uses: numworks/setup-emscripten@v1
         with:
-          sdk: latest-fastcomp
+          sdk: 1.40.1-fastcomp
       - uses: actions/checkout@v2
         with:
           submodules: 'recursive'