diff --git a/contrib/create-coreos-vdi.sh b/contrib/create-coreos-vdi
similarity index 99%
rename from contrib/create-coreos-vdi.sh
rename to contrib/create-coreos-vdi
index a16caf46bf..010c42a1f8 100755
--- a/contrib/create-coreos-vdi.sh
+++ b/contrib/create-coreos-vdi
@@ -218,7 +218,7 @@ chown -R $CORE_UID:$CORE_GID "${CORE_SSH_DIR}"
 umount "${MOUNT_DEST}"
 
 echo "Converting ${RAW_IMAGE_NAME} to VirtualBox format..."
-VBoxManage convertdd ${DOWN_IMAGE} ${VDI_IMAGE_NAME} --format VDI
+VBoxManage convertdd ${DOWN_IMAGE} ${VDI_IMAGE} --format VDI
 
 rm -rf "${WORKDIR}"
 trap - EXIT