Index: uspace/lib/ext4/libext4_types.h
===================================================================
--- uspace/lib/ext4/libext4_types.h	(revision e2629b083f101f11b1ec880782d7252f929346e5)
+++ uspace/lib/ext4/libext4_types.h	(revision 9093c61b4a074c7d62c5c670fae2e51960bf3782)
@@ -183,10 +183,12 @@
 #define EXT4_FEATURE_COMPAT_SUPP		(EXT4_FEATURE_COMPAT_DIR_INDEX)
 
-#define EXT4_FEATURE_INCOMPAT_SUPP      (EXT4_FEATURE_INCOMPAT_FILETYPE| \
-                                         EXT4_FEATURE_INCOMPAT_EXTENTS| \
-                                         EXT4_FEATURE_INCOMPAT_64BIT)
+#define EXT4_FEATURE_INCOMPAT_SUPP      (EXT4_FEATURE_INCOMPAT_FILETYPE | \
+                                         EXT4_FEATURE_INCOMPAT_EXTENTS | \
+                                         EXT4_FEATURE_INCOMPAT_64BIT | \
+                                         EXT4_FEATURE_INCOMPAT_FLEX_BG)
 
 #define EXT4_FEATURE_RO_COMPAT_SUPP     (EXT4_FEATURE_RO_COMPAT_SPARSE_SUPER | \
-										 EXT4_FEATURE_RO_COMPAT_DIR_NLINK)
+										 EXT4_FEATURE_RO_COMPAT_DIR_NLINK | \
+										 EXT4_FEATURE_RO_COMPAT_HUGE_FILE)