1.1 --- a/loader/loader.cpp	Wed Aug 14 11:56:34 2013 -0400
     1.2 +++ b/loader/loader.cpp	Wed Aug 14 12:55:55 2013 -0400
     1.3 @@ -241,7 +241,15 @@
     1.4  		}
     1.5  	case SOURCE_ENGINE_LEFT4DEAD2:
     1.6  		{
     1.7 -			filename = FILENAME_1_6_L4D2;
     1.8 +			const char *gamedir = mvi->GetGameDir();
     1.9 +			if (strcmp(gamedir, "nucleardawn") == 0)
    1.10 +			{
    1.11 +				filename = FILENAME_1_6_ND;
    1.12 +			}
    1.13 +			else
    1.14 +			{
    1.15 +				filename = FILENAME_1_6_L4D2;
    1.16 +			}
    1.17  			break;
    1.18  		}
    1.19  	case SOURCE_ENGINE_NUCLEARDAWN: