diff --git a/src/lib/ipc/CIpcLogOutputter.cpp b/src/lib/ipc/CIpcLogOutputter.cpp
index 63a459c17..cfffd9394 100644
--- a/src/lib/ipc/CIpcLogOutputter.cpp
+++ b/src/lib/ipc/CIpcLogOutputter.cpp
@@ -138,7 +138,7 @@ CIpcLogOutputter::notifyBuffer()
 }
 
 CString
-CIpcLogOutputter::emptyBuffer(int count)
+CIpcLogOutputter::emptyBuffer(size_t count)
 {
 	CArchMutexLock lock(m_bufferMutex);
 
@@ -147,7 +147,7 @@ CIpcLogOutputter::emptyBuffer(int count)
 	}
 
 	CString chunk;
-	for (int i = 0; i < count; i++) {
+	for (size_t i = 0; i < count; i++) {
 		chunk.append(m_buffer.front());
 		chunk.append("\n");
 		m_buffer.pop();
diff --git a/src/lib/ipc/CIpcLogOutputter.h b/src/lib/ipc/CIpcLogOutputter.h
index f574b9c42..273ab582e 100644
--- a/src/lib/ipc/CIpcLogOutputter.h
+++ b/src/lib/ipc/CIpcLogOutputter.h
@@ -48,7 +48,7 @@ public:
 
 private:
 	void				bufferThread(void*);
-	CString				emptyBuffer(int count);
+	CString				emptyBuffer(size_t count);
 	void				sendBuffer();
 	void				appendBuffer(const CString& text);