diff --git a/hack/populate_secrets.sh b/hack/populate_secrets.sh
index f6f814daf5..2ef729df0b 100755
--- a/hack/populate_secrets.sh
+++ b/hack/populate_secrets.sh
@@ -4,8 +4,8 @@ set -eu
 
 echo Dropping files into place as defined by manifest...
 while read -r manifest_line; do
-  manifest_key="$(echo "$manifest_line" | cut -f'=' -f1)"
-  manifest_value="$(echo "$manifest_line" | cut -f'=' -f2)"
+  manifest_key="$(echo "$manifest_line" | cut -d'=' -f1)"
+  manifest_value="$(echo "$manifest_line" | cut -d'=' -f2)"
   printf "\t%s\n" "${manifest_key}"
   eval manifest_key_val=\"\$$manifest_key\"
   cp "${manifest_key_val}" "${manifest_value}"