diff --git a/.github/workflows/build_and_test_docker.yml b/.github/workflows/build_and_test_docker.yml
index 0236580..dd74568 100644
--- a/.github/workflows/build_and_test_docker.yml
+++ b/.github/workflows/build_and_test_docker.yml
@@ -4,7 +4,7 @@ name: build and test docker image
 
 jobs:
   build_and_test:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
       - name: Build the Docker image
diff --git a/.github/workflows/publish_docker.yml b/.github/workflows/publish_docker.yml
index 8d922ef..1eb47fa 100644
--- a/.github/workflows/publish_docker.yml
+++ b/.github/workflows/publish_docker.yml
@@ -9,7 +9,7 @@ on:
 
 jobs:
   publish_release:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@master
     - name: Publish to Registry