diff --git a/.github/workflows/impress.yml b/.github/workflows/impress.yml
index 6e0d23bf0..4b7b9acc6 100644
--- a/.github/workflows/impress.yml
+++ b/.github/workflows/impress.yml
@@ -143,6 +143,7 @@ jobs:
       AWS_S3_ENDPOINT_URL: http://localhost:9000
       AWS_S3_ACCESS_KEY_ID: impress
       AWS_S3_SECRET_ACCESS_KEY: password
+      DB_PSYCOPG_POOL_MAX_SIZE: 15
 
     steps:
       - name: Checkout repository
diff --git a/env.d/development/postgresql b/env.d/development/postgresql
index a58172575..4d08ff970 100644
--- a/env.d/development/postgresql
+++ b/env.d/development/postgresql
@@ -8,4 +8,5 @@ DB_HOST=postgresql
 DB_NAME=impress
 DB_USER=dinum
 DB_PASSWORD=pass
-DB_PORT=5432
\ No newline at end of file
+DB_PORT=5432
+DB_PSYCOPG_POOL_MAX_SIZE=15