diff --git a/src/mbuf.c b/src/mbuf.c
index 97c1c6e..6d735ab 100644
--- a/src/mbuf.c
+++ b/src/mbuf.c
@@ -117,5 +117,3 @@ struct MBuf *uc_mbuf_copy_data(struct MBuf *mbuf)
     return copy;
 }
 
-#undef UC_INLINE
-