diff --git a/lib/runtime-c-api/tests/test-instantiate.c b/lib/runtime-c-api/tests/test-instantiate.c
index 2a675de12..e7fae37e4 100644
--- a/lib/runtime-c-api/tests/test-instantiate.c
+++ b/lib/runtime-c-api/tests/test-instantiate.c
@@ -2,6 +2,7 @@
 #include "../wasmer.h"
 #include <assert.h>
 #include <stdint.h>
+#include <string.h>
 
 int main()
 {
@@ -53,4 +54,4 @@ int main()
     printf("Destroy instance\n");
     wasmer_instance_destroy(instance);
     return 0;
-}
\ No newline at end of file
+}