1 files changed, 1 insertions, 1 deletions
diff --git a/test/dbm/test_dbm.rb b/test/dbm/test_dbm.rb
index 0812b4023f..93198fdea2 100644
--- a/test/dbm/test_dbm.rb
+++ b/test/dbm/test_dbm.rb
@@ -625,7 +625,7 @@ if defined? DBM
     def test_freeze
       DBM.open("#{@tmproot}/a") {|d|
         d.freeze
-        assert_raise(RuntimeError) { d["k"] = "v" }
+        assert_raise(FrozenError) { d["k"] = "v" }
       }
     end
   end