diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index b5f65d2..05ded87 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -27,6 +27,7 @@ jobs:
           tags: |
             rg.nl-ams.scw.cloud/dreamexposure/pedestrian:latest
             rg.nl-ams.scw.cloud/dreamexposure/pedestrian:${{ github.ref_name }}
+          build-args: INTERNAL_ROOT_CA=${{ vars.INTERNAL_ROOT_CA }}
 
       - name: Build & push Pedestrian Flyway
         uses: docker/build-push-action@v4
diff --git a/Dockerfile b/Dockerfile
index ce245f8..3ab8834 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,19 +2,24 @@ FROM node:20.8.0 as base
 WORKDIR /pedestrian
 # Install Chrome dependencies for puppeteer
 RUN apt-get update \
-    && apt-get install -y wget gnupg \
-    && wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
-    && sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list' \
-    && apt-get update \
-    && apt-get install -y google-chrome-stable fonts-ipafont-gothic fonts-wqy-zenhei fonts-thai-tlwg fonts-kacst fonts-freefont-ttf libxss1 \
-      --no-install-recommends \
-    && rm -rf /var/lib/apt/lists/* \
-    # Add puppeteer user for Chrome sandbox
-    && groupadd -r pptruser \
-    && useradd -r -g pptruser -G audio,video pptruser \
-    && mkdir -p /home/pptruser/Downloads \
-    && chown -R pptruser:pptruser /home/pptruser \
-    && chown -R pptruser:pptruser /pedestrian
+  && apt-get install -y wget gnupg \
+  && wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
+  && sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list' \
+  && apt-get update \
+  && apt-get install -y google-chrome-stable fonts-ipafont-gothic fonts-wqy-zenhei fonts-thai-tlwg fonts-kacst fonts-freefont-ttf libxss1 \
+  --no-install-recommends \
+  && rm -rf /var/lib/apt/lists/* \
+  # Add puppeteer user for Chrome sandbox
+  && groupadd -r pptruser \
+  && useradd -r -g pptruser -G audio,video pptruser \
+  && mkdir -p /home/pptruser/Downloads \
+  && chown -R pptruser:pptruser /home/pptruser \
+  && chown -R pptruser:pptruser /pedestrian
+
+ARG INTERNAL_ROOT_CA=""
+ENV INTERNAL_ROOT_CA=${INTERNAL_ROOT_CA}
+RUN ([ $INTERNAL_ROOT_CA != "" ] && apt install ca-certificates && mkdir -p /usr/local/share/ca-certificates && echo $INTERNAL_ROOT_CA >/usr/local/share/ca-certificates/internal_root_ca.crt && update-ca-certificates) || true
+
 # Use puppeteer user for Chrome sandbox
 USER pptruser
 COPY package*.json ./
@@ -26,8 +31,8 @@ RUN npm ci
 COPY . .
 # Test source code
 RUN npm test \
-    # Build source code
-    && npm run build
+  # Build source code
+  && npm run build
 
 FROM base
 # Install runtime dependencies