diff --git a/src/tools/wrappers/wrap.cc b/src/tools/wrappers/wrap.cc
index 914b7f9198..46c035bd3d 100644
--- a/src/tools/wrappers/wrap.cc
+++ b/src/tools/wrappers/wrap.cc
@@ -14,6 +14,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <sys/types.h>
+#include <sys/wait.h>
 #include <sys/stat.h>
 #include <unistd.h>
 #include <errno.h>