diff --git a/engine/common/cvar.c b/engine/common/cvar.c
index 028c576d5..35de41eff 100644
--- a/engine/common/cvar.c
+++ b/engine/common/cvar.c
@@ -912,6 +912,9 @@ static cvar_t *Cvar_SetCore (cvar_t *var, const char *value, qboolean force)
 		return NULL;
 	}
 
+	if (!value)
+		value = var->defaultstr;
+
 	if (force)
 		;
 	else if (0)//var->flags & CVAR_SERVEROVERRIDE && !force)
diff --git a/engine/common/plugin.c b/engine/common/plugin.c
index beb592713..447e8ee21 100644
--- a/engine/common/plugin.c
+++ b/engine/common/plugin.c
@@ -514,7 +514,11 @@ static int QDECL Plug_Cmd_Argc(void)
 //void Cvar_SetString (char *name, char *value);
 static void QDECL Plug_Cvar_SetString(const char *name, const char *value)
 {
-	cvar_t *var = Cvar_Get(name, value, 0, "Plugin vars");
+	cvar_t *var;
+	if (!value)
+		var = Cvar_FindVar(name);
+	else
+		var = Cvar_Get(name, value, 0, "Plugin vars");
 	if (var)
 		Cvar_Set(var, value);
 }