diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 7a2644c..37a708a 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -66,7 +66,7 @@ jobs:
     - name: install sqlite
       run: sudo apt-get install -y sqlite3 libsqlite3-dev
     - name: install libmilter
-      run: sudo apt-get install -y libmilter libmilter-dev
+      run: sudo apt-get install -y libmilter-dev
     - name: make links
       run: make links