diff --git a/create-image.sh b/create-image.sh
index e16428d..c4a1119 100755
--- a/create-image.sh
+++ b/create-image.sh
@@ -4,7 +4,7 @@ set -x
 
 APPLIANCE_NAME="Rocky-9-aarch64-minimal"
 KICKSTARTER_FILENAME="${APPLIANCE_NAME}.ks"
-IMAGE_NAME="${APPLIANCE_NAME}-$(date +%Y.%m.%d).raw"
+IMAGE_NAME="${APPLIANCE_NAME}-$(TZ='UTC' date +%Y.%m.%d-%H%M%S).raw"
 COMPRESSED_IMAGE_NAME="${IMAGE_NAME}.zst"
 
 if [[ ${EUID} -ne 0 ]]; then