diff --git a/bin/pdns-zone-ext.sh b/bin/pdns-zone-ext.sh
index 93b26f1..955967d 100755
--- a/bin/pdns-zone-ext.sh
+++ b/bin/pdns-zone-ext.sh
@@ -19,7 +19,7 @@ help()
   echo "  -h            Print this help."
   echo "  -z <zone>     Zone to get."
   echo
-  echo "                Echoes 'true' if zone exists, 'false' if zone does not exist, 'error' with exit code 1 on error."
+  echo "                Echoes 'true' if zone exists with exit code 0, 'false' if zone does not exist with exit code 1, 'error' with exit code 2 on error."
 }
 
 pdns:getoptions "$@"
@@ -36,11 +36,13 @@ zone_status=$(/usr/bin/curl --silent --output /dev/null --write-out "%{http_code
 if [[ $zone_status = 200 ]]; then
   # zone exists
   echo true
+  exit 0
 elif [[ $zone_status = 404 ]]; then
   # zone does not exist
   echo false
+  exit 1
 else
   # error, unexpected response code
   echo error
-  exit 1
+  exit 2
 fi