diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c
index 81b45b3e0f02..bef967ce34a6 100644
--- a/drivers/net/wireless/ath5k/base.c
+++ b/drivers/net/wireless/ath5k/base.c
@@ -2130,8 +2130,9 @@ ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf)
 			"updated timers based on beacon TSF\n");
 
 	ATH5K_DBG_UNLIMIT(sc, ATH5K_DEBUG_BEACON,
-		"bc_tsf %llx hw_tsf %llx bc_tu %u hw_tu %u nexttbtt %u\n",
-		bc_tsf, hw_tsf, bc_tu, hw_tu, nexttbtt);
+			  "bc_tsf %llx hw_tsf %llx bc_tu %u hw_tu %u nexttbtt %u\n",
+			  (unsigned long long) bc_tsf,
+			  (unsigned long long) hw_tsf, bc_tu, hw_tu, nexttbtt);
 	ATH5K_DBG_UNLIMIT(sc, ATH5K_DEBUG_BEACON, "intval %u %s %s\n",
 		intval & AR5K_BEACON_PERIOD,
 		intval & AR5K_BEACON_ENA ? "AR5K_BEACON_ENA" : "",
@@ -2389,10 +2390,11 @@ ath5k_intr(int irq, void *dev_id)
 					u64 tsf = ath5k_hw_get_tsf64(ah);
 					sc->nexttbtt += sc->bintval;
 					ATH5K_DBG(sc, ATH5K_DEBUG_BEACON,
-						"SWBA nexttbtt: %x hw_tu: %x "
-						"TSF: %llx\n",
-						sc->nexttbtt,
-						TSF_TO_TU(tsf), tsf);
+						  "SWBA nexttbtt: %x hw_tu: %x "
+						  "TSF: %llx\n",
+						  sc->nexttbtt,
+						  TSF_TO_TU(tsf),
+						  (unsigned long long) tsf);
 				} else {
 					ath5k_beacon_send(sc);
 				}