diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 57b9aab2b1426..547c9d4b430b8 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1964,6 +1964,7 @@ int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
 	}
 
 	if (size) {
+		flags |= FIEMAP_EXTENT_MERGED;
 		if (IS_ENCRYPTED(inode))
 			flags |= FIEMAP_EXTENT_DATA_ENCRYPTED;