diff --git a/examples/client/client.c b/examples/client/client.c
index d8486fd985..2a45a9937e 100644
--- a/examples/client/client.c
+++ b/examples/client/client.c
@@ -801,7 +801,7 @@ static int ClientBenchmarkThroughput(WOLFSSL_CTX* ctx, char* host, word16 port,
     if (exitWithRet)
         return err;
 
-#ifdef __MINGW32__
+#if defined(__MINGW32__) || defined(_WIN32)
 #define SIZE_FMT "%d"
 #define SIZE_TYPE int
 #else
@@ -852,7 +852,7 @@ static int StartTLS_Init(SOCKET_T* sockfd)
     }
 
     /* C: EHLO mail.example.com */
-    if (send(*sockfd, starttlsCmd[1], XSTRLEN(starttlsCmd[1]), 0) !=
+    if (send(*sockfd, starttlsCmd[1], (SIZE_TYPE)XSTRLEN(starttlsCmd[1]), 0) !=
               (int)XSTRLEN(starttlsCmd[1]))
         err_sys("failed to send STARTTLS EHLO command\n");
 
@@ -869,7 +869,7 @@ static int StartTLS_Init(SOCKET_T* sockfd)
     }
 
     /* C: STARTTLS */
-    if (send(*sockfd, starttlsCmd[3], XSTRLEN(starttlsCmd[3]), 0) !=
+    if (send(*sockfd, starttlsCmd[3], (SIZE_TYPE)XSTRLEN(starttlsCmd[3]), 0) !=
               (int)XSTRLEN(starttlsCmd[3])) {
         err_sys("failed to send STARTTLS command\n");
     }