diff --git a/include/user/stimulusBuffer.h b/include/user/stimulusBuffer.h
index ddd37ad..103f250 100644
--- a/include/user/stimulusBuffer.h
+++ b/include/user/stimulusBuffer.h
@@ -52,10 +52,10 @@ public:
 			&deviceAttachmentSpec,
 		size_t nSlots,
 		const SpMcRingBuffer::InputEngineConstraints& ringBufferConstraints,
-		boost::asio::io_service& ioService)
+		boost::asio::io_service& ioService_)
 	: deviceAttachmentSpec(deviceAttachmentSpec),
 	ringBuffer(nSlots, ringBufferConstraints),
-	ioService(ioService),
+	ioService(ioService_),
 	shouldContinue(false), timer(ioService)
 	{}