diff --git a/wolfssl/wolfcrypt/types.h b/wolfssl/wolfcrypt/types.h
index 942787191..142722f65 100755
--- a/wolfssl/wolfcrypt/types.h
+++ b/wolfssl/wolfcrypt/types.h
@@ -326,7 +326,7 @@
             /* use only Thread Safe version of strtok */
             #if !defined(USE_WINDOWS_API) && !defined(INTIME_RTOS)
                 #define XSTRTOK strtok_r
-            #elif defined(__MINGW32__)
+            #elif defined(__MINGW32__) || defined(WOLFSSL_TIRTOS)
                 #define USE_WOLF_STRTOK
                 #define XSTRTOK wc_strtok
             #else