diff --git a/Dockerfile b/Dockerfile
index afb7ae4..a59c52c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,7 +8,7 @@ RUN echo "#!/bin/sh\nexit 0" > /usr/sbin/policy-rc.d && \
     apt-get -yq install wget apt-transport-https curl locales && \
     apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 0x8320ca65cb2de8e5 && \
     locale-gen en_US.UTF-8 && \
-    curl -sL https://deb.nodesource.com/setup_6.x | bash - && \
+    curl -sL https://deb.nodesource.com/setup_8.x | bash - && \
     apt-get -y update && \
     apt-get -yq install \
         adduser \
diff --git a/run-document-server.sh b/run-document-server.sh
index a7799cc..c4ad86f 100755
--- a/run-document-server.sh
+++ b/run-document-server.sh
@@ -151,9 +151,9 @@ update_redis_settings(){
 
 update_jwt_settings(){
   if [ "${JWT_ENABLED}" == "true" ]; then
-    ${JSON} -I -e "this.services.CoAuthoring.token.enable.browser = '${JWT_ENABLED}'"
-    ${JSON} -I -e "this.services.CoAuthoring.token.enable.request.inbox = '${JWT_ENABLED}'"
-    ${JSON} -I -e "this.services.CoAuthoring.token.enable.request.outbox = '${JWT_ENABLED}'"
+    ${JSON} -I -e "this.services.CoAuthoring.token.enable.browser = ${JWT_ENABLED}"
+    ${JSON} -I -e "this.services.CoAuthoring.token.enable.request.inbox = ${JWT_ENABLED}"
+    ${JSON} -I -e "this.services.CoAuthoring.token.enable.request.outbox = ${JWT_ENABLED}"
 
     ${JSON} -I -e "this.services.CoAuthoring.secret.inbox.string = '${JWT_SECRET}'"
     ${JSON} -I -e "this.services.CoAuthoring.secret.outbox.string = '${JWT_SECRET}'"
@@ -162,8 +162,8 @@ update_jwt_settings(){
     ${JSON} -I -e "this.services.CoAuthoring.token.inbox.header = '${JWT_HEADER}'"
     ${JSON} -I -e "this.services.CoAuthoring.token.outbox.header = '${JWT_HEADER}'"
 
-    if [ -f "${ONLYOFFICE_EXAMPLE_CONFIG}" ]; then
-      ${JSON_EXAMPLE} -I -e "this.server.token.enable = '${JWT_ENABLED}'"
+    if [ -f "${ONLYOFFICE_EXAMPLE_CONFIG}" ] && [ "${JWT_ENABLED}" == "true" ]; then
+      ${JSON_EXAMPLE} -I -e "this.server.token.enable = ${JWT_ENABLED}"
       ${JSON_EXAMPLE} -I -e "this.server.token.secret = '${JWT_SECRET}'"
       ${JSON_EXAMPLE} -I -e "this.server.token.authorizationHeader = '${JWT_HEADER}'"
     fi