diff -r eb4ad6f28c7d -r 76b7b4575e21 loader/loader.cpp
--- a/loader/loader.cpp	Fri Nov 14 03:38:59 2008 -0600
+++ b/loader/loader.cpp	Fri Nov 14 09:18:30 2008 -0600
@@ -67,6 +67,7 @@
 #define FILENAME_1_4_EP1			"sourcemod.1.ep1" PLATFORM_EXT
 #define FILENAME_1_6_EP2			"sourcemod.2.ep2" PLATFORM_EXT
 #define FILENAME_1_6_EP1			"sourcemod.2.ep1" PLATFORM_EXT
+#define FILENAME_1_7_L4D			"sourcemod.2.l4d" PLATFORM_EXT
 
 HINSTANCE g_hCore = NULL;
 bool load_attempted = false;
@@ -213,6 +214,11 @@
 			filename = FILENAME_1_6_EP1;
 			break;
 		}
+	case SOURCE_ENGINE_LEFT4DEAD:
+		{
+			filename = FILENAME_1_7_L4D;
+			break;
+		}
 	default:
 		{
 			return NULL;