diff --git a/pkgupdate b/pkgupdate
index 49c1f7e..53f718f 100755
--- a/pkgupdate
+++ b/pkgupdate
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-INSTALLURL=$(grep -v ^# /etc/installurl | head -n 1)
+INSTALLURL=$(awk '/^./ && ! /^#/ { print ; exit }' /etc/installurl)
 export PKG_PATH="${INSTALLURL}/$(uname -r)/packages-stable/$(machine)/"
 
 CACHE_DIR=/var/cache/pkgupdate/