1 files changed, 1 insertions, 1 deletions
diff --git a/wake.cpp b/wake.cpp
index 78c243b2..ce406532 100644
--- a/wake.cpp
+++ b/wake.cpp
@@ -94,7 +94,7 @@ void WAKE_Policy<B>::OperateKeystream(KeystreamOperation operation, byte *output
 		r5 = M(r5, r4);\
 		r6 = M(r6, r5);\
 		output += 4;\
-		if (x == XOR_KEYSTREAM)\
+		if (!(x & INPUT_NULL))\
 			input += 4;\
 	}