diff --git a/.github/docker-compose.yml b/.github/docker-compose.yml
index f567dfc926..d4c8dc2ba8 100644
--- a/.github/docker-compose.yml
+++ b/.github/docker-compose.yml
@@ -7,6 +7,8 @@ services:
       - MARIADB_MYSQL_LOCALHOST_USER=true
     ports:
       - 3306:3306
+    tmpfs:
+      - /var/lib/mysql
 
   postgres:
     image: postgres:16
@@ -17,3 +19,5 @@ services:
       - POSTGRES_PASSWORD=password
     ports:
       - 5432:5432
+    tmpfs:
+      - /var/lib/postgresql/data