diff --git a/wolfcrypt/src/evp.c b/wolfcrypt/src/evp.c
index f5b15b401..c499ee54c 100644
--- a/wolfcrypt/src/evp.c
+++ b/wolfcrypt/src/evp.c
@@ -731,6 +731,11 @@ static int wolfSSL_EVP_CipherUpdate_CCM(WOLFSSL_EVP_CIPHER_CTX *ctx,
 
     return WOLFSSL_SUCCESS;
 #else
+    (void)ctx;
+    (void)out;
+    (void)outl;
+    (void)in;
+    (void)inl;
     return WOLFSSL_FAILURE; /* unsupported */
 #endif /* WOLFSSL_AESCCM_STREAM */
 }