diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index a6307f7..a5a7e36 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -1439,7 +1439,8 @@
 					 EXT4_FEATURE_RO_COMPAT_DIR_NLINK | \
 					 EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE | \
 					 EXT4_FEATURE_RO_COMPAT_BTREE_DIR |\
-					 EXT4_FEATURE_RO_COMPAT_HUGE_FILE)
+					 EXT4_FEATURE_RO_COMPAT_HUGE_FILE |\
+					 EXT4_FEATURE_RO_COMPAT_BIGALLOC)
 
 /*
  * Default values for user and/or group using reserved blocks