diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index f4c2431017e2..c0efa6623c09 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -1580,6 +1580,12 @@ int iwl_setup_mac(struct iwl_priv *priv)
 	/* Firmware does not support this */
 	hw->wiphy->disable_beacon_hints = true;
 
+	/*
+	 * For now, disable PS by default because it affects
+	 * RX performance significantly.
+	 */
+	hw->wiphy->ps_default = false;
+
 	hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX;
 	/* we create the 802.11 header and a zero-length SSID element */
 	hw->wiphy->max_scan_ie_len = IWL_MAX_PROBE_REQUEST - 24 - 2;