diff --git a/code/client/cl_main.c b/code/client/cl_main.c
index 34185b98..1017b84a 100644
--- a/code/client/cl_main.c
+++ b/code/client/cl_main.c
@@ -259,6 +259,8 @@ void CL_CaptureVoip(void)
 			dontCapture = qtrue;  // server doesn't support VoIP.
 		else if ( Cvar_VariableValue( "g_gametype" ) == GT_SINGLE_PLAYER || Cvar_VariableValue("ui_singlePlayerActive"))
 			dontCapture = qtrue;  // single player game.
+		else if (clc.demoplaying)
+			dontCapture = qtrue;  // playing back a demo.
 		else if ( voip->integer == 0 )
 			dontCapture = qtrue;  // client has VoIP support disabled.