diff --git a/Gemfile b/Gemfile
index 98059ee..5b2cf09 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,3 +1,9 @@
 source "https://rubygems.org"
 
 gem 'rack'
+
+raise "INTENTIONAL ERROR"
+# This is added to ensure that `hatchet lock` locks to a specific
+# commit, which should be the one right before this.
+#
+# Have a nice day