diff --git a/loader/loader.cpp b/loader/loader.cpp
index 113661b4..d94dc71a 100644
--- a/loader/loader.cpp
+++ b/loader/loader.cpp
@@ -66,6 +66,7 @@
 #define METAMOD_API_MAJOR			2
 #define FILENAME_1_4_EP1			"sourcemod.1.ep1" PLATFORM_EXT
 #define FILENAME_1_6_EP2			"sourcemod.2.ep2" PLATFORM_EXT
+#define FILENAME_1_6_EP2VALVE		"sourcemod.2.ep2valve" PLATFORM_EXT
 #define FILENAME_1_6_EP1			"sourcemod.2.ep1" PLATFORM_EXT
 #define FILENAME_1_6_L4D			"sourcemod.2.l4d" PLATFORM_EXT
 #define FILENAME_1_6_DARKM			"sourcemod.2.darkm" PLATFORM_EXT
@@ -212,6 +213,12 @@ DLL_EXPORT METAMOD_PLUGIN *CreateInterface_MMS(const MetamodVersionInfo *mvi, co
 		}
 	case SOURCE_ENGINE_ORANGEBOX:
 		{
+			if (strncmp(mli->pl_path, "tf/", 3) == 0 || strncmp(mli->pl_path, "dod/", 4) == 0)
+			{
+				filename = FILENAME_1_6_EP2VALVE;
+				break;
+			}
+
 			filename = FILENAME_1_6_EP2;
 			break;
 		}