diff --git a/.woodpecker.yml b/.woodpecker.yml
index a0958f2..c22a8c8 100644
--- a/.woodpecker.yml
+++ b/.woodpecker.yml
@@ -21,15 +21,15 @@ steps:
       event: "push"
 matrix:
   include:
+  - ALPINE_VERSION: "3.21.0"
+    RUBY_VERSION: "3.3"
+    RUBY_PATCH: "6"
   - ALPINE_VERSION: "3.20.3"
     RUBY_VERSION: "3.3"
-    RUBY_PATCH: "3"
+    RUBY_PATCH: "6"
   - ALPINE_VERSION: "3.19.4"
     RUBY_VERSION: "3.2"
-    RUBY_PATCH: "4"
+    RUBY_PATCH: "6"
   - ALPINE_VERSION: "3.18.9"
     RUBY_VERSION: "3.2"
     RUBY_PATCH: "4"
-  - ALPINE_VERSION: "3.17.10"
-    RUBY_VERSION: "3.1"
-    RUBY_PATCH: "5"