diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f3c1333..b05e042 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -27,14 +27,14 @@ jobs:
       matrix:
         include:
         - {os: macos-latest, version: 16 }
+        - {os: macos-latest, version: "15.4" }
+        
         - os: windows-latest
-        - {os: ubuntu-latest, compiler: gcc, version: 11 }
+        
         - {os: ubuntu-latest, compiler: gcc, version: 12 }
         - {os: ubuntu-latest, compiler: gcc, version: 13 }
         - {os: ubuntu-24.04, compiler: gcc, version: 14 }
-        - {os: ubuntu-latest, compiler: clang, version: 13 }
-        - {os: ubuntu-latest, compiler: clang, version: 14 }
-        - {os: ubuntu-latest, compiler: clang, version: 15 }
+        
         - {os: ubuntu-latest, compiler: clang, version: 16 }
         - {os: ubuntu-latest, compiler: clang, version: 17 }
         - {os: ubuntu-latest, compiler: clang, version: 18 }