diff --git a/crypto/mem.c b/crypto/mem.c
index 67f74b7..50c6fe6 100644
--- a/crypto/mem.c
+++ b/crypto/mem.c
@@ -65,8 +65,6 @@
 OPENSSL_MSVC_PRAGMA(warning(push, 3))
 #include <windows.h>
 OPENSSL_MSVC_PRAGMA(warning(pop))
-#else
-#include <strings.h>
 #endif
 
 #include "internal.h"