diff --git a/scripts/iiab-diagnostics b/scripts/iiab-diagnostics
index 56855bd02..1fdb97933 100755
--- a/scripts/iiab-diagnostics
+++ b/scripts/iiab-diagnostics
@@ -217,7 +217,7 @@ cat_cmd 'systemctl status hostapd' 'Downstream Wi-Fi: Is hostapd running?'
 cat_cmd 'ls -l /etc/wpa_supplicant' 'Upstream Wi-Fi'
 cat_cmd 'ps -AH' 'Process hierarchy: staging of hostapd & wpa_supplicant?'
 #cat_cmd 'dmesg | grep brcm' 'Diagnostic messages: RPi Wi-Fi firmware'
-cat_cmd 'dmesg | grep -i -e 80211 -e 802\.11 -e wireless -e wifi -e wlan -e broadcom -e brcm -e bcm -e realtek | tail -100' 'Wi-Fi firmware/driver msgs'
+cat_cmd 'dmesg | grep -i -e 80211 -e 802\.11 -e wireless -e wifi -e wlan -e broadcom -e brcm -e bcm -e realtek | head -100' 'Wi-Fi firmware/driver msgs'
 cat_cmd 'lspci -nn' 'Devices on PCI buses'
 cat_cmd 'ls -l /lib/firmware/brcm/*43430*' 'RPi Zero W & 3 WiFi firmware'
 cat_cmd 'ls -l /lib/firmware/brcm/*43455*' 'RPi 3 B+ & 4 WiFi firmware'