diff --git a/wolfcrypt/src/sha3.c b/wolfcrypt/src/sha3.c
index b2e76e8ef..40ac2cde2 100644
--- a/wolfcrypt/src/sha3.c
+++ b/wolfcrypt/src/sha3.c
@@ -51,7 +51,7 @@
 #endif
 
 
-#ifndef WOLFSSL_ARMASM
+#if !defined(WOLFSSL_ARMASM) || !defined(WOLFSSL_ARMASM_CRYPTO_SHA3)
 #ifdef WOLFSSL_SHA3_SMALL
 /* Rotate a 64-bit value left.
  *
diff --git a/wolfssl/wolfcrypt/sha3.h b/wolfssl/wolfcrypt/sha3.h
index b41524e9e..2d887f5c0 100644
--- a/wolfssl/wolfcrypt/sha3.h
+++ b/wolfssl/wolfcrypt/sha3.h
@@ -128,7 +128,7 @@ struct wc_Sha3 {
 typedef wc_Sha3 wc_Shake;
 #endif
 
-#ifdef WOLFSSL_ARMASM
+#if defined(WOLFSSL_ARMASM) && defined(WOLFSSL_ARMASM_CRYPTO_SHA3)
 WOLFSSL_LOCAL void BlockSha3(word64 *s);
 #endif