diff --git a/include/Nazara/Network/ENetProtocol.inl b/include/Nazara/Network/ENetProtocol.inl
index ec4d50d05..207ad3b2d 100644
--- a/include/Nazara/Network/ENetProtocol.inl
+++ b/include/Nazara/Network/ENetProtocol.inl
@@ -2,30 +2,29 @@
 // This file is part of the "Nazara Engine - Network module"
 // For conditions of distribution and use, see copyright notice in Export.hpp
 
-
 namespace Nz
 {
-	UInt32 ENetTimeDifference(UInt32 a, UInt32 b)
+	inline UInt32 ENetTimeDifference(UInt32 a, UInt32 b)
 	{
 		return (ENetTimeLess(a, b)) ? b - a : a - b;
 	}
 
-	bool ENetTimeLess(UInt32 a, UInt32 b)
+	inline bool ENetTimeLess(UInt32 a, UInt32 b)
 	{
 		return (a - b >= ENetTimeOverflow);
 	}
 
-	bool ENetTimeLessEqual(UInt32 a, UInt32 b)
+	inline bool ENetTimeLessEqual(UInt32 a, UInt32 b)
 	{
 		return !ENetTimeGreater(a, b);
 	}
 
-	bool ENetTimeGreater(UInt32 a, UInt32 b)
+	inline bool ENetTimeGreater(UInt32 a, UInt32 b)
 	{
 		return ENetTimeLess(b, a);
 	}
 
-	bool ENetTimeGreaterEqual(UInt32 a, UInt32 b)
+	inline bool ENetTimeGreaterEqual(UInt32 a, UInt32 b)
 	{
 		return !ENetTimeLess(a, b);
 	}