diff --git a/xmrstak/backend/cpu/crypto/cryptonight_aesni.h b/xmrstak/backend/cpu/crypto/cryptonight_aesni.h
index 43f719873..f9cefed0c 100644
--- a/xmrstak/backend/cpu/crypto/cryptonight_aesni.h
+++ b/xmrstak/backend/cpu/crypto/cryptonight_aesni.h
@@ -798,7 +798,7 @@ inline void cryptonight_conceal_tweak(__m128i& cx, __m128& conc_var)
 		ah0 += lo; \
 		al0 += hi; \
 	} \
-	if(ALGO == cryptonight_monero_v8 || ALGO == cryptonight_r || ALGO != cryptonight_r_wow) \
+	if(ALGO == cryptonight_monero_v8 || ALGO == cryptonight_r || ALGO == cryptonight_r_wow) \
 	{ \
 		bx1 = bx0; \
 		bx0 = cx; \