diff --git a/.woodpecker.yml b/.woodpecker.yml
index b3f3ca2..bcd39ca 100644
--- a/.woodpecker.yml
+++ b/.woodpecker.yml
@@ -28,12 +28,3 @@ matrix:
   - ALPINE_VERSION: 3.13.6
     RUBY_VERSION: 2.7
     RUBY_PATCH: 5
-  - ALPINE_VERSION: 3.13.7
-    RUBY_VERSION: 2.7
-    RUBY_PATCH: 5
-  - ALPINE_VERSION: 3.14.3
-    RUBY_VERSION: 2.7
-    RUBY_PATCH: 5
-  - ALPINE_VERSION: 3.15.0
-    RUBY_VERSION: 3.0
-    RUBY_PATCH: 3