diff --git a/libnfc/drivers/arygon.c b/libnfc/drivers/arygon.c
index 7565b75..3456d51 100644
--- a/libnfc/drivers/arygon.c
+++ b/libnfc/drivers/arygon.c
@@ -33,7 +33,9 @@
 
 #include <stdio.h>
 #include <string.h>
-#include <strings.h>
+#ifdef HAVE_STRINGS_H
+#  include <strings.h>
+#endif
 
 #include "arygon.h"