diff --git a/Dockerfile b/Dockerfile
index ea6b24dd..f9485152 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -18,10 +18,10 @@ COPY docker/middleware.js ./src
 ARG DATABASE_TYPE
 ARG BASE_PATH
 
-ENV DATABASE_TYPE $DATABASE_TYPE
-ENV BASE_PATH $BASE_PATH
+ENV DATABASE_TYPE=$DATABASE_TYPE
+ENV BASE_PATH=$BASE_PATH
 
-ENV NEXT_TELEMETRY_DISABLED 1
+ENV NEXT_TELEMETRY_DISABLED=1
 
 RUN yarn build-docker
 
@@ -31,9 +31,9 @@ WORKDIR /app
 
 ARG NODE_OPTIONS
 
-ENV NODE_ENV production
-ENV NEXT_TELEMETRY_DISABLED 1
-ENV NODE_OPTIONS $NODE_OPTIONS
+ENV NODE_ENV=production
+ENV NEXT_TELEMETRY_DISABLED=1
+ENV NODE_OPTIONS=$NODE_OPTIONS
 
 RUN addgroup --system --gid 1001 nodejs
 RUN adduser --system --uid 1001 nextjs
@@ -55,7 +55,7 @@ USER nextjs
 
 EXPOSE 3000
 
-ENV HOSTNAME 0.0.0.0
-ENV PORT 3000
+ENV HOSTNAME=0.0.0.0
+ENV PORT=3000
 
 CMD ["yarn", "start-docker"]