diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index afd5629..7e56bcf 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -30,7 +30,7 @@ jobs:
           global-json-file: code/K9Crush-scaffold/K9Crush/global.json
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v4
+        uses: github/codeql-action/init@v4.37.4
         with:
           languages: csharp
 
@@ -38,9 +38,9 @@ jobs:
       # build` would - CodeQL needs an actual build to observe, not just
       # the source tree, since C# analysis works off compiled output.
       - name: Autobuild
-        uses: github/codeql-action/autobuild@v4
+        uses: github/codeql-action/autobuild@v4.37.4
 
       - name: Perform CodeQL analysis
-        uses: github/codeql-action/analyze@v4
+        uses: github/codeql-action/analyze@v4.37.4
         with:
           category: "/language:csharp"