diff --git a/src/utils/radiotap.c b/src/utils/radiotap.c
index f8f815a86..c9a502335 100644
--- a/src/utils/radiotap.c
+++ b/src/utils/radiotap.c
@@ -123,13 +123,13 @@ int ieee80211_radiotap_iterator_init(
 
 	/* find payload start allowing for extended bitmap(s) */
 
-	if (iterator->_bitmap_shifter & (1<<IEEE80211_RADIOTAP_EXT)) {
+	if (iterator->_bitmap_shifter & BIT(IEEE80211_RADIOTAP_EXT)) {
 		if ((unsigned long)iterator->_arg -
 		    (unsigned long)iterator->_rtheader + sizeof(uint32_t) >
 		    (unsigned long)iterator->_max_length)
 			return -EINVAL;
 		while (get_unaligned_le32(iterator->_arg) &
-					(1 << IEEE80211_RADIOTAP_EXT)) {
+		       BIT(IEEE80211_RADIOTAP_EXT)) {
 			iterator->_arg += sizeof(uint32_t);
 
 			/*