diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 7330890fd05e36550845852ed4316a972d43483f..a589f7ea57f30bbcf0cbb44933d74c8216345f5b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2875,6 +2875,13 @@ static int iwl4965_mac_config(struct ieee80211_hw *hw, struct ieee80211_conf *co
 		goto out;
 	}
 
+	if (conf->flags & IEEE80211_CONF_PS)
+		ret = iwl_power_set_user_mode(priv, IWL_POWER_INDEX_3);
+	else
+		ret = iwl_power_set_user_mode(priv, IWL_POWER_MODE_CAM);
+	if (ret)
+		IWL_DEBUG_MAC80211("Error setting power level\n");
+
 	IWL_DEBUG_MAC80211("TX Power old=%d new=%d\n",
 			   priv->tx_power_user_lmt, conf->power_level);