diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 109be527c..9094520c6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,7 +24,6 @@ jobs:
           - '3.0'
           - '3.1'
           - '3.2'
-          - truffleruby-head
         gemfile:
           - gemfiles/rails_6_0.gemfile
           - gemfiles/rails_6_1.gemfile