diff --git a/tests/basic_tests.c b/tests/basic_tests.c
index 84999a17..42e3747a 100644
--- a/tests/basic_tests.c
+++ b/tests/basic_tests.c
@@ -22,6 +22,7 @@
 
 #include <stdlib.h>
 #include <string.h>
+#include <strings.h>
 
 #include <check.h>