diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5ccf9b09..aaf9284f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -9,16 +9,6 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - 11
-          - 12
-          - 13
-          - 14
-          - 15
-          - 16
-          - 17
-          - 18
-          - 19
-          - 20
           - 21
     steps:
       - uses: actions/checkout@v4