diff --git a/images/kiwix/run.sh b/images/kiwix/run.sh
index 61c62ed..844f326 100755
--- a/images/kiwix/run.sh
+++ b/images/kiwix/run.sh
@@ -4,21 +4,21 @@ mode="$1";
 shift;
 
 echo ">>> Environment:";
-echo "[wrapper] NOMAD_PORT_KIWIX=$NOMAD_PORT_KIWIX";
+echo "[wrapper] NOMAD_PORT_kiwix=$NOMAD_PORT_kiwix";
 echo "[wrapper] Mode: ${mode}";
 echo "[wrapper] Args: $*";
 
 echo ">>> Checking environment";
-if [[ -z "${NOMAD_PORT_KIWIX}" ]]; then
-	echo "Error: The environment variable NOMAD_PORT_KIWIX is not set. It must be set to the port number to listen on." >&2;
+if [[ -z "${NOMAD_PORT_kiwix}" ]]; then
+	echo "Error: The environment variable NOMAD_PORT_kiwix is not set. It must be set to the port number to listen on." >&2;
 	exit 1;
 fi
 
 echo ">>> Starting kiwix";
 case "${mode}" in
 	serve )
-		echo ">>> kiwix-serve --library --port ${NOMAD_PORT_KIWIX} /srv/data";
-		/app/kiwix-serve --library --port "${NOMAD_PORT_KIWIX}" /srv/data;
+		echo ">>> kiwix-serve --library --port ${NOMAD_PORT_kiwix} /srv/data";
+		/app/kiwix-serve --library --port "${NOMAD_PORT_kiwix}" /srv/data;
 		;;
 	* )
 		echo ">>> kiwix-serve $*";