1 files changed, 2 insertions, 2 deletions
diff --git a/build.sh b/build.sh
index 58ae700..5756439 100755
--- a/build.sh
+++ b/build.sh
@@ -437,7 +437,7 @@ for EXPORT_DIR in ${EXPORT_DIRS}; do
             continue
         fi
     echo "Rebasing image-${CURR_STAGE}.qcow2 onto ${PREV_IMG}.qcow2"
-        qemu-img rebase -f qcow2 -u -b ${PREV_IMG}.qcow2 image-${CURR_STAGE}.qcow2
+        qemu-img rebase -f qcow2 -u -b ${PREV_IMG}.qcow2 image-${CURR_STAGE}.qcow2 -F qcow2
         if [ "${CURR_STAGE}" = "${EXPORT_STAGE}" ]; then
             break
         fi
@@ -455,7 +455,7 @@ for EXPORT_DIR in ${EXPORT_DIRS}; do
             continue
         fi
     echo "Rebasing back image-${CURR_STAGE}.qcow2 onto ${PREV_IMG}.qcow2"
-        qemu-img rebase -f qcow2 -u -b ${PREV_IMG}.qcow2 image-${CURR_STAGE}.qcow2
+        qemu-img rebase -f qcow2 -u -b ${PREV_IMG}.qcow2 image-${CURR_STAGE}.qcow2 -F qcow2
         if [ "${CURR_STAGE}" = "${EXPORT_STAGE}" ]; then
             break
         fi