diff --git a/src/server/gamerules.h b/src/server/gamerules.h
index d38638e..41f2388 100644
--- a/src/server/gamerules.h
+++ b/src/server/gamerules.h
@@ -18,6 +18,8 @@ class TFCGameRules:CGameRules
 {
 	void(void) TFCGameRules;
 
+	virtual bool(void) IsTeamPlay;
+
 	virtual void(NSClientPlayer) PlayerConnect;
 	virtual void(NSClientPlayer) PlayerDisconnect;
 	virtual void(NSClientPlayer) PlayerPostFrame;
diff --git a/src/server/gamerules.qc b/src/server/gamerules.qc
index 89dd8f0..b65c7cc 100644
--- a/src/server/gamerules.qc
+++ b/src/server/gamerules.qc
@@ -16,6 +16,12 @@
 
 var int autocvar_sv_playerkeepalive = TRUE;
 
+bool
+TFCGameRules::IsTeamPlay(void)
+{
+	return TRUE;
+}
+
 /* we check what fields have changed over the course of the frame and network
  * only the ones that have actually changed */
 void