diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
index b2cc552de738dc8af3d2fbf20ef3d0baf5039db5..447ff2ca4137ff3080e599e2c2707046c12992cc 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
@@ -243,7 +243,7 @@ static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
 						station->tid[j].agg.wait_for_ba);
 				pos += sprintf(buf+pos, "%u\t%llu\t%u\n",
 						station->tid[j].agg.start_idx,
-						station->tid[j].agg.bitmap,
+						(unsigned long long)station->tid[j].agg.bitmap,
 						station->tid[j].agg.rate_n_flags);
 			}
 			pos += sprintf(buf+pos, "\n");