diff --git a/.github/workflows/package.yml b/.github/workflows/package.yml
index e5517a3..5ee2909 100644
--- a/.github/workflows/package.yml
+++ b/.github/workflows/package.yml
@@ -9,7 +9,7 @@ jobs:
   ubuntu:
     strategy:
       matrix:
-        os: [ ubuntu-20.04, ubuntu-20.04, ubuntu-22.04 ]
+        os: [ ubuntu-20.04, ubuntu-22.04 ]
     name: ${{matrix.os}}
     runs-on: ${{matrix.os}}
     steps: