diff --git a/.github/workflows/ci_build.yml b/.github/workflows/ci_build.yml
index c03acec7977..b763aec2ebb 100644
--- a/.github/workflows/ci_build.yml
+++ b/.github/workflows/ci_build.yml
@@ -88,11 +88,11 @@ jobs:
 
           - os: ubuntu-20.04
             compiler: clang
-            version: "6.0"
+            version: "9"
 
           - os: ubuntu-20.04
             compiler: clang
-            version: "9"
+            version: "10"
 
           - os: ubuntu-20.04
             compiler: clang