diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 8cb531a9..8b54a9ab 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -123,7 +123,6 @@ jobs:
       matrix:
         toxenv: ${{fromJson(needs.gentestmatrix.outputs.matrix)}}
         os_version:
-          - 15.5
           - 15.6
           - 15.7
           - "tumbleweed"