diff --git a/lib/wildcard.c b/lib/wildcard.c
index 43ac546b2eb0284d67ebf04460b531a270873ed8..e55d431934b8fd32e14b17b52ab97d9a7c3775f4 100644
--- a/lib/wildcard.c
+++ b/lib/wildcard.c
@@ -24,6 +24,7 @@
 #include "llist.h"
 #include "fileinfo.h"
 
+#include "curl_memory.h"
 /* The last #include file should be: */
 #include "memdebug.h"