diff --git a/IDE/MDK5-ARM/Inc/wolfssl_MDK_ARM.h b/IDE/MDK5-ARM/Inc/wolfssl_MDK_ARM.h
index 2c7e27aff..615c3ba9b 100644
--- a/IDE/MDK5-ARM/Inc/wolfssl_MDK_ARM.h
+++ b/IDE/MDK5-ARM/Inc/wolfssl_MDK_ARM.h
@@ -68,7 +68,6 @@ typedef int socklen_t ;
 #define tcp_connect   wolfssl_tcp_connect
 #define tcp_socket    wolfssl_tcp_soket
 #define tcp_listen    wolfssl_tcp_listen
-#define tcp_select   wolfssl_tcp_select
 #define connect(a,b,c)    connect(a, (SOCKADDR *)(b), c)
 #define SOCKADDR struct sockaddr
 	
diff --git a/wolfssl/test.h b/wolfssl/test.h
index 7ba0e4624..660bdd323 100644
--- a/wolfssl/test.h
+++ b/wolfssl/test.h
@@ -61,9 +61,6 @@
     #elif defined (WOLFSSL_CMSIS_RTOS)
         #define sleep(t)  osDelay(t/1000+1) ;
     #endif
-
-    static int wolfssl_tcp_select(int sd, int timeout)
-    {        return 0 ;  }
 #elif defined(WOLFSSL_TIRTOS)
     #include <string.h>
     #include <netdb.h>
@@ -820,7 +817,7 @@ static INLINE int tcp_select(SOCKET_T socketfd, int to_sec)
 
     return TEST_SELECT_FAIL;
 }
-#elif defined(WOLFSSL_TIRTOS)
+#elif defined(WOLFSSL_TIRTOS) || defined(WOLFSSL_KEIL_TCP_NET)
 static INLINE int tcp_select(SOCKET_T socketfd, int to_sec)
 {
     return TEST_RECV_READY;
diff --git a/wolfssl/wolfio.h b/wolfssl/wolfio.h
index 0efa1a803..65235132b 100644
--- a/wolfssl/wolfio.h
+++ b/wolfssl/wolfio.h
@@ -62,7 +62,7 @@
         #include <rtcs.h>
     #elif defined(FREESCALE_KSDK_MQX)
         #include <rtcs.h>
-    #elif (defined(WOLFSSL_MDK_ARM) || defined(WOLFSSL_KEIL_TCP_NET))&& defined(WOLFSSL_CMSIS_RTOS)
+    #elif (defined(WOLFSSL_MDK_ARM) || defined(WOLFSSL_KEIL_TCP_NET))
         #include "cmsis_os.h"
         #include "rl_net.h"
         #include "errno.h"