diff --git a/metamod/src/game_support.cpp b/metamod/src/game_support.cpp
index 397eb6b..2fb74f4 100644
--- a/metamod/src/game_support.cpp
+++ b/metamod/src/game_support.cpp
@@ -23,6 +23,8 @@ const game_modinfo_t g_known_games[] = {
 	{ "gearbox",    "opfor.so",     "opfor.dll",    "Opposing Force" },
 	{ "ns",         "ns.so",        "ns.dll",       "Natural Selection" },
 	{ "nsp",        "ns.so",        "ns.dll",       "Natural Selection Beta" },
+	{ "ts",         "ts_i386.so",   "mp.dll",       "The Specialists" },
+	{ "esf",        "hl_i386.so",   "hl.dll",       "Earth's Special Forces" },
 
 	// End of list terminator:
 	{ nullptr, nullptr, nullptr, nullptr }