diff --git a/install.sh b/install.sh
index d96eec1..5253e37 100755
--- a/install.sh
+++ b/install.sh
@@ -68,7 +68,7 @@ check "OLED physical 128x32" "grep -q 'W,H=128,32' /usr/local/sbin/pigway-pi-con
 check "OLED MUX 0x1F" "grep -q '0xA8,0x1F' /usr/local/sbin/pigway-pi-control"
 check "OLED pages 0..3" "grep -q 'cmd(0x22);cmd(0);cmd(3)' /usr/local/sbin/pigway-pi-control"
 check "UI CPU/TMP/DSK" "grep -q 'f\"TMP {temp:.1f}C\"' /usr/local/sbin/pigway-pi-control"
-check "UI IP4/IP6" "grep -q 'IP6 .*IP4 ' /usr/local/sbin/pigway-pi-control"
+check "UI IP4/IP6" "grep -q 'ip_label.*IP4' /usr/local/sbin/pigway-pi-control && grep -q 'label=\"IP6\"' /usr/local/sbin/pigway-pi-control"
 check "UI right column x=72" "grep -q \"draw_text_5x7(pix,72,y,right\\[row\\])\" /usr/local/sbin/pigway-pi-control"
 check "Legacy service stopped" "! systemctl is-active --quiet temp-control.service"
 check "Service running" "systemctl is-active --quiet pigway-pi-control.service"