diff --git a/src/engine/client/client.cpp b/src/engine/client/client.cpp
index 96d0cf906..59b94c018 100644
--- a/src/engine/client/client.cpp
+++ b/src/engine/client/client.cpp
@@ -1872,7 +1872,7 @@ void CClient::ProcessServerPacket(CNetChunk *pPacket)
 			int GameTick = Unpacker.GetInt();
 			int DeltaTick = GameTick - Unpacker.GetInt();
 			int PartSize = 0;
-			int Crc = 0;
+			unsigned int Crc = 0;
 			int CompleteSize = 0;
 			const char *pData = 0;
 
@@ -2160,7 +2160,7 @@ void CClient::ProcessServerPacketDummy(CNetChunk *pPacket)
 			int GameTick = Unpacker.GetInt();
 			int DeltaTick = GameTick - Unpacker.GetInt();
 			int PartSize = 0;
-			int Crc = 0;
+			unsigned int Crc = 0;
 			int CompleteSize = 0;
 			const char *pData = 0;
 
diff --git a/src/engine/shared/snapshot.cpp b/src/engine/shared/snapshot.cpp
index cd6650f57..177bcf929 100644
--- a/src/engine/shared/snapshot.cpp
+++ b/src/engine/shared/snapshot.cpp
@@ -59,9 +59,9 @@ int CSnapshot::GetItemIndex(int Key)
 	return -1;
 }
 
-int CSnapshot::Crc()
+unsigned CSnapshot::Crc()
 {
-	int Crc = 0;
+	unsigned int Crc = 0;
 
 	for(int i = 0; i < m_NumItems; i++)
 	{
diff --git a/src/engine/shared/snapshot.h b/src/engine/shared/snapshot.h
index 474eeacda..85a69add7 100644
--- a/src/engine/shared/snapshot.h
+++ b/src/engine/shared/snapshot.h
@@ -47,7 +47,7 @@ public:
 	int GetItemIndex(int Key);
 	int GetItemType(int Index);
 
-	int Crc();
+	unsigned Crc();
 	void DebugDump();
 	static void RemoveExtraInfo(unsigned char *pData);
 };