diff --git a/hack/verify-codecgen.sh b/hack/verify-codecgen.sh
index 11c687f0733..a3746d62c05 100755
--- a/hack/verify-codecgen.sh
+++ b/hack/verify-codecgen.sh
@@ -95,6 +95,8 @@ for current in ${index[@]}; do
   pushd "$(dirname ${file})" > /dev/null
   base_file=$(basename "${file}")
   base_generated_file=$(basename "${generated_file}")
+  # temporarily move the generated file to a non-go file so it doesn't influence the verify codecgen
+  mv "${base_generated_file}" "${base_generated_file}.bak"
   # We use '-d 1234' flag to have a deterministic output everytime.
   # The constant was just randomly chosen.
   ${CODECGEN} -d 1234 -o "${base_generated_file}.1tmp" "${base_file}"
@@ -102,6 +104,8 @@ for current in ${index[@]}; do
   sed 's/YEAR/2015/' "${initial_dir}/hack/boilerplate/boilerplate.go.txt" > "${base_generated_file}.tmp"
   cat "${base_generated_file}.1tmp" >> "${base_generated_file}.tmp"
   rm "${base_generated_file}.1tmp"
+  # restore the generated file
+  mv "${base_generated_file}.bak" "${base_generated_file}"
   ret=0
   diff -Naupr -I 'Auto generated by' "${base_generated_file}" "${base_generated_file}.tmp" || ret=$?
   if [[ $ret -eq 0 ]]; then