# Gentoo Bug: https://bugs.gentoo.org/919501

diff --git a/dltest/dltest.c b/dltest/dltest.c
index d3b9360..3fb354b 100644
--- a/dltest/dltest.c
+++ b/dltest/dltest.c
@@ -28,6 +28,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 #ifdef WIN32
     #include <windows.h>