diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 20194da..38e0ed0 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -18,7 +18,8 @@
 	"extensions": [
 		"exiasr.hadolint",
 		"omartawfik.github-actions-vscode",
-		"mrmlnc.vscode-remark"
+		"mrmlnc.vscode-remark",
+		"ms-azuretools.vscode-docker"
 	]
 
 	// Use 'forwardPorts' to make a list of ports inside the container available locally.
diff --git a/nightscout/Dockerfile b/nightscout/Dockerfile
index 91d33d6..bc84fa5 100644
--- a/nightscout/Dockerfile
+++ b/nightscout/Dockerfile
@@ -10,6 +10,7 @@ COPY . /opt
 WORKDIR /opt/app
 
 ARG BUILD_ARCH=amd64
+ARG NIGHTSCOUT_VERSION=14.0.4
 # hadolint ignore=DL3008
 RUN \
     URL="http://archive.ubuntu.com/ubuntu/" \
@@ -45,7 +46,7 @@ RUN \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*
 
-RUN git clone git://github.com/nightscout/cgm-remote-monitor.git /opt/app
+RUN git clone --depth 1 --branch ${NIGHTSCOUT_VERSION} git://github.com/nightscout/cgm-remote-monitor.git /opt/app
 
 RUN npm install \
     && npm run postinstall \