diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index c23d6dc..1b5c7b7 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -63,7 +63,7 @@ jobs:
 
   test_conda:
     timeout-minutes: 90
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     defaults:
       run:
         shell: bash -el {0}