diff --git a/hidpi-zh.sh b/hidpi-zh.sh
index 255152e..02e0357 100755
--- a/hidpi-zh.sh
+++ b/hidpi-zh.sh
@@ -16,9 +16,9 @@ cat << EEF
 ============================================
 EEF
     #
-    VendorID=$(ioreg -l | grep "DisplayVendorID" | awk '{print $8}')
-    ProductID=$(ioreg -l | grep "DisplayProductID" | awk '{print $8}')
-    EDID=$(ioreg -l | grep "IODisplayEDID" | awk '{print $8}' | sed -e 's/.$//' -e 's/^.//')
+    VendorID=$(ioreg -l | grep "DisplayVendorID" | awk '{print $NF}')
+    ProductID=$(ioreg -l | grep "DisplayProductID" | awk '{print $NF}')
+    EDID=$(ioreg -l | grep "IODisplayEDID" | awk '{print $NF}' | sed -e 's/.$//' -e 's/^.//')
 
     Vid=$(echo "obase=16;$VendorID" | bc | tr 'A-Z' 'a-z')
     Pid=$(echo "obase=16;$ProductID" | bc | tr 'A-Z' 'a-z')
diff --git a/hidpi.sh b/hidpi.sh
index 70c98cd..5a2a75f 100755
--- a/hidpi.sh
+++ b/hidpi.sh
@@ -16,9 +16,9 @@ cat << EEF
 ============================================
 EEF
     #
-    VendorID=$(ioreg -l | grep "DisplayVendorID" | awk '{print $8}')
-    ProductID=$(ioreg -l | grep "DisplayProductID" | awk '{print $8}')
-    EDID=$(ioreg -l | grep "IODisplayEDID" | awk '{print $8}' | sed -e 's/.$//' -e 's/^.//')
+    VendorID=$(ioreg -l | grep "DisplayVendorID" | awk '{print $NF}')
+    ProductID=$(ioreg -l | grep "DisplayProductID" | awk '{print $NF}')
+    EDID=$(ioreg -l | grep "IODisplayEDID" | awk '{print $NF}' | sed -e 's/.$//' -e 's/^.//')
 
     Vid=$(echo "obase=16;$VendorID" | bc | tr 'A-Z' 'a-z')
     Pid=$(echo "obase=16;$ProductID" | bc | tr 'A-Z' 'a-z')