diff --git a/docker/conf/redis.conf b/docker/conf/redis.conf
new file mode 100644
index 00000000..3a24d4c1
--- /dev/null
+++ b/docker/conf/redis.conf
@@ -0,0 +1,12 @@
+# Set the maximum memory usage
+maxmemory 2GB
+
+# Evict old keys instead of growing
+maxmemory-policy allkeys-lru
+
+# Disable disk persistence
+appendonly no
+save ""
+
+# Optional: reduce fragmentation
+activedefrag yes
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 9f86af0c..d37952fa 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -78,10 +78,11 @@ services:
 
   redis:
     image: redis:8
-    command: redis-server
+    command: ["redis-server", "/usr/local/etc/redis/redis.conf"]
     restart: always
     volumes:
       - "redis-data:/data"
+      - ./conf/redis.conf:/usr/local/etc/redis/redis.conf:ro
       - ./conf/redis_healthcheck.sh:/usr/local/bin/redis_healthcheck.sh
     healthcheck:
       test: ["CMD", "/usr/local/bin/redis_healthcheck.sh"]