diff --git a/nightscout/Dockerfile b/nightscout/Dockerfile
index 99e512c..da3ceb6 100644
--- a/nightscout/Dockerfile
+++ b/nightscout/Dockerfile
@@ -26,7 +26,7 @@ RUN \
     && curl -sL "https://deb.nodesource.com/setup_14.x" | bash - \
     && apt-get update \
     && apt-get install -y --no-install-recommends \
-        mongodb-server=1:3.6.3-0ubuntu1.3 \
+        mongodb-server=1:3.6.3-0ubuntu1.4 \
         nodejs \
         git \
         webpack \