diff --git a/test/default/cmptest.h b/test/default/cmptest.h
index c19dd53d..fc54b259 100644
--- a/test/default/cmptest.h
+++ b/test/default/cmptest.h
@@ -7,6 +7,7 @@
 #endif
 
 #include <assert.h>
+#include <limits.h>
 #include <stdio.h>
 #include <stdint.h>
 #include <stdlib.h>