diff --git a/src/ghtml-gtkhtml.c b/src/ghtml-gtkhtml.c
index b4a4b65..1794311 100644
--- a/src/ghtml-gtkhtml.c
+++ b/src/ghtml-gtkhtml.c
@@ -31,6 +31,7 @@
 #include <unistd.h>
 #include <stdlib.h>
 #include <string.h>
+#include <strings.h>
 #include <errno.h>
 #include <libgtkhtml/gtkhtml.h>
 #include <libgtkhtml/view/htmlselection.h>