diff --git a/Dockerfile b/Dockerfile
index f8984c2..8b86776 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,4 +5,15 @@ ENV GITEA_CUSTOM=/var/lib/gitea/custom
 RUN eval $(echo $DATABASE_URL | sed -e 's/^postgres:\/\///' -e 's/@/ /' -e 's/:/ /' -e 's/\// /') \
     && export DATABASE_HOST=$2 && export DATABASE_USER=$1 && export DATABASE_PASSWORD=$3 && export DATABASE_DB=$5
 
+RUN bash -c '
+    echo "[database]" > /var/lib/gitea/custom/conf/app.ini; \
+    echo "DB_TYPE = postgres" >> /var/lib/gitea/custom/conf/app.ini; \
+    echo "HOST = $host:$port" >> /var/lib/gitea/custom/conf/app.ini; \
+    echo "NAME = $dbname" >> /var/lib/gitea/custom/conf/app.ini; \
+    echo "USER = $username" >> /var/lib/gitea/custom/conf/app.ini; \
+    echo "PASSWD = $password" >> /var/lib/gitea/custom/conf/app.ini; \
+    echo "SSL_MODE = require" >> /var/lib/gitea/custom/conf/app.ini \
+'
+
+
 COPY app.ini /var/lib/gitea/custom/conf/app.ini