diff --git a/Dockerfile_coolify b/Dockerfile_coolify
index 736e1e78..61cd1f8a 100644
--- a/Dockerfile_coolify
+++ b/Dockerfile_coolify
@@ -101,6 +101,8 @@ COPY ./apps/api ./
 WORKDIR /app
 COPY ./extra/nginx.conf /etc/nginx/conf.d/default.conf
 ENV PORT=80 LEARNHOUSE_PORT=9000 HOSTNAME=0.0.0.0
+# Set DATABASE_URL to use the same value as LEARNHOUSE_SQL_CONNECTION_STRING at runtime
+ENV DATABASE_URL=${LEARNHOUSE_SQL_CONNECTION_STRING}
 COPY ./extra/start.sh /app/start.sh
 
 # Make the start script executable
diff --git a/docker-compose-coolify.yml b/docker-compose-coolify.yml
index 6f9b5db0..5900391d 100644
--- a/docker-compose-coolify.yml
+++ b/docker-compose-coolify.yml
@@ -23,6 +23,7 @@ services:
       - NEXT_PUBLIC_LEARNHOUSE_TOP_DOMAIN=${NEXT_PUBLIC_LEARNHOUSE_TOP_DOMAIN}
       - LEARNHOUSE_COOKIE_DOMAIN=${LEARNHOUSE_COOKIE_DOMAIN}
       - LEARNHOUSE_SQL_CONNECTION_STRING=${LEARNHOUSE_SQL_CONNECTION_STRING}
+      - DATABASE_URL=${LEARNHOUSE_SQL_CONNECTION_STRING}
       - LEARNHOUSE_REDIS_CONNECTION_STRING=${LEARNHOUSE_REDIS_CONNECTION_STRING}
       - LEARNHOUSE_CHROMADB_HOST=${LEARNHOUSE_CHROMADB_HOST}
       - NEXT_PUBLIC_API_URL=${NEXT_PUBLIC_API_URL}