diff --git a/core/HalfLife2.cpp b/core/HalfLife2.cpp
index 5ee447e6..db5be2f2 100644
--- a/core/HalfLife2.cpp
+++ b/core/HalfLife2.cpp
@@ -51,7 +51,7 @@ typedef ICommandLine *(*FakeGetCommandLine)();
 #define TIER0_NAME			"libtier0.dylib"
 #define VSTDLIB_NAME		"libvstdlib.dylib"
 #elif defined __linux__
-#if SOURCE_ENGINE == SE_ORANGEBOXVALVE || SOURCE_ENGINE == SE_LEFT4DEAD || SOURCE_ENGINE == SE_LEFT4DEAD2
+#if SOURCE_ENGINE >= SE_ORANGEBOXVALVE
 #define TIER0_NAME			"libtier0.so"
 #define VSTDLIB_NAME		"libvstdlib.so"
 #else