diff --git a/backend/Dockerfile b/backend/Dockerfile
index b8b71920f53..17f93979955 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -101,7 +101,7 @@ COPY ./scripts/force_delete_connector_by_id.py /app/scripts/force_delete_connect
 # Put logo in assets
 COPY ./assets /app/assets
 
-ENV PYTHONPATH /app
+ENV PYTHONPATH=/app
 
 # Default command which does nothing
 # This container is used by api server and background which specify their own CMD
diff --git a/backend/Dockerfile.model_server b/backend/Dockerfile.model_server
index 04dfd7d812b..05a284a2baa 100644
--- a/backend/Dockerfile.model_server
+++ b/backend/Dockerfile.model_server
@@ -55,6 +55,6 @@ COPY ./shared_configs /app/shared_configs
 # Model Server main code
 COPY ./model_server /app/model_server
 
-ENV PYTHONPATH /app
+ENV PYTHONPATH=/app
 
 CMD ["uvicorn", "model_server.main:app", "--host", "0.0.0.0", "--port", "9000"]
diff --git a/backend/tests/integration/Dockerfile b/backend/tests/integration/Dockerfile
index ac9a19da687..02cdcad0b44 100644
--- a/backend/tests/integration/Dockerfile
+++ b/backend/tests/integration/Dockerfile
@@ -81,6 +81,6 @@ RUN pip install --no-cache-dir --upgrade \
         -r /tmp/dev-requirements.txt
 COPY ./tests/integration /app/tests/integration
 
-ENV PYTHONPATH /app
+ENV PYTHONPATH=/app
 
 CMD ["pytest", "-s", "/app/tests/integration"]
diff --git a/web/Dockerfile b/web/Dockerfile
index 6ea85752b82..48c13f57be1 100644
--- a/web/Dockerfile
+++ b/web/Dockerfile
@@ -25,10 +25,10 @@ COPY . .
 RUN npm ci
 
 # needed to get the `standalone` dir we expect later
-ENV NEXT_PRIVATE_STANDALONE true
+ENV NEXT_PRIVATE_STANDALONE=true
 
 # Disable automatic telemetry collection
-ENV NEXT_TELEMETRY_DISABLED 1
+ENV NEXT_TELEMETRY_DISABLED=1
 
 # Environment variables must be present at build time
 # https://github.com/vercel/next.js/discussions/14030
@@ -77,7 +77,7 @@ RUN rm -rf /usr/local/lib/node_modules
 # ENV NODE_ENV production  
 
 # Disable automatic telemetry collection
-ENV NEXT_TELEMETRY_DISABLED 1
+ENV NEXT_TELEMETRY_DISABLED=1
 
 # Don't run production as root
 RUN addgroup --system --gid 1001 nodejs