diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f8e36da..cbb7630 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,8 +26,6 @@ jobs:
         with:
           dotnet-version: |
             2.1.x
-            2.2.x
-            3.0.x
             3.1.x
             5.0.x
             6.0.x