diff --git a/fs/incfs/data_mgmt.c b/fs/incfs/data_mgmt.c
index 074a733c7001..386e4ced8b34 100644
--- a/fs/incfs/data_mgmt.c
+++ b/fs/incfs/data_mgmt.c
@@ -199,6 +199,7 @@ void incfs_free_data_file(struct data_file *df)
 	for (i = 0; i < ARRAY_SIZE(df->df_segments); i++)
 		data_file_segment_destroy(&df->df_segments[i]);
 	incfs_free_bfc(df->df_backing_file_context);
+	kfree(df->df_signature);
 	kfree(df);
 }