diff --git a/communication/packet/i2cpacket.cpp b/communication/packet/i2cpacket.cpp
index 4d0d262..5151bbf 100644
--- a/communication/packet/i2cpacket.cpp
+++ b/communication/packet/i2cpacket.cpp
@@ -49,7 +49,7 @@ namespace icsneo
 			report(APIEvent::Type::I2CMessageExceedsMaxLength, APIEvent::Severity::Error);
 			return false;
 		}
-		if(message.controlBytes.empty() || message.dataBytes.empty())
+		if(message.controlBytes.empty() && message.dataBytes.empty())
 		{
 			//You'll need to provide a target R/W register in controlBytes
 			//alternatively, you're expecting to read without providing a dataBytes payload