diff --git a/wolfcrypt/src/aes.c b/wolfcrypt/src/aes.c
index 139f8d787..78e6c25c0 100644
--- a/wolfcrypt/src/aes.c
+++ b/wolfcrypt/src/aes.c
@@ -5886,7 +5886,7 @@ int wc_AesSetIV(Aes* aes, const byte* iv)
     }
     #endif /* HAVE_AES_DECRYPT */
 
-#elif defined(FREESCALE_MMCAU)
+#elif defined(FREESCALE_MMCAU) && !defined(WOLFSSL_ARMASM)
     int wc_AesCbcEncrypt(Aes* aes, byte* out, const byte* in, word32 sz)
     {
         int offset = 0;