diff --git a/.github/workflows/build_linux.yml b/.github/workflows/build_linux.yml
index fbba018..9623e16 100644
--- a/.github/workflows/build_linux.yml
+++ b/.github/workflows/build_linux.yml
@@ -19,7 +19,6 @@ jobs:
     strategy:
       matrix:
         os:
-          - ubuntu-20.04
           - ubuntu-22.04
           - ubuntu-24.04