diff --git a/src/vppinfra/fifo.h b/src/vppinfra/fifo.h
index 496f5dd..f1ba7aa 100644
--- a/src/vppinfra/fifo.h
+++ b/src/vppinfra/fifo.h
@@ -254,7 +254,7 @@
 #define clib_fifo_head(v) ((v) + clib_fifo_head_index (v))
 #define clib_fifo_tail(v) ((v) + clib_fifo_tail_index (v))
 
-#define clib_fifo_free(f) vec_free_h((f),sizeof(clib_fifo_header_t))
+#define clib_fifo_free(f) vec_free ((f))
 
 always_inline uword
 clib_fifo_elt_index (void *v, uword i)