diff --git a/build/root/Makefile b/build/root/Makefile
index 17d9945b78b..42d00546c2e 100644
--- a/build/root/Makefile
+++ b/build/root/Makefile
@@ -311,16 +311,6 @@ clean:
 	hack/make-rules/clean.sh
 endif
 
-
-# TODO(thockin): Remove this in v1.29.
-.PHONY: generated_files
-generated_files:
-	echo "'make generated_files' is deprecated.  Please use hack/update-codegen.sh instead."
-ifneq ($(PRINT_HELP), y)
-	false
-endif
-
-
 define VET_HELP_INFO
 # Run 'go vet'.
 #