diff --git a/.github/workflows/ruby_versions.json b/.github/workflows/ruby_versions.json
index 7c03cf8..9cdb383 100644
--- a/.github/workflows/ruby_versions.json
+++ b/.github/workflows/ruby_versions.json
@@ -1,4 +1,5 @@
 [
+  "4.0.1",
   "4.0.0",
   "3.4.8",
   "3.4.7",