diff --git a/fs/ext4/ext4_common.c b/fs/ext4/ext4_common.c
index bfebe7e379..621c61e5c7 100644
--- a/fs/ext4/ext4_common.c
+++ b/fs/ext4/ext4_common.c
@@ -2334,6 +2334,7 @@ int ext4fs_mount(unsigned part_length)
 
 	if (le32_to_cpu(data->sblock.revision_level) == 0) {
 		fs->inodesz = 128;
+		fs->gdsize = 32;
 	} else {
 		debug("EXT4 features COMPAT: %08x INCOMPAT: %08x RO_COMPAT: %08x\n",
 		      __le32_to_cpu(data->sblock.feature_compatibility),