diff --git a/src/icons-hash.c b/src/icons-hash.c
index f0f2b094..699af33b 100644
--- a/src/icons-hash.c
+++ b/src/icons-hash.c
@@ -23,6 +23,7 @@
 
 #include <stdio.h>
 #include <string.h>
+#include <strings.h>
 #include <stdlib.h>
 #include <limits.h>
 #include "icons.h"