diff --git a/ruby.yaml b/ruby.yaml
index 9a09aae..6eb9b97 100644
--- a/ruby.yaml
+++ b/ruby.yaml
@@ -32,7 +32,7 @@ data:
                 multilib: [x86_64]
                 buildorder: 101
                 # Set a reference on master to guarantee the Ruby version 2.5.
-                ref: bb26a28
+                ref: ruby-2.5
             rubygem-abrt:
                 # From rubygem-abrt.spec Summary
                 rationale: >-