diff --git a/include/crucible/fs.h b/include/crucible/fs.h
index 7ab6b1a..695f4a3 100644
--- a/include/crucible/fs.h
+++ b/include/crucible/fs.h
@@ -122,15 +122,6 @@ namespace crucible {
 
 	ostream & operator<<(ostream &os, const BtrfsIoctlDefragRangeArgs *p);
 
-	// in btrfs/ctree.h, but that's a nightmare to #include here
-	typedef enum {
-		BTRFS_COMPRESS_NONE  = 0,
-		BTRFS_COMPRESS_ZLIB  = 1,
-		BTRFS_COMPRESS_LZO   = 2,
-		BTRFS_COMPRESS_ZSTD  = 3,
-		BTRFS_COMPRESS_TYPES = 3
-	} btrfs_compression_type;
-
 	struct FiemapExtent : public fiemap_extent {
 		FiemapExtent();
 		FiemapExtent(const fiemap_extent &that);