diff --git a/README.md b/README.md
index 20380c90..5db8fc21 100644
--- a/README.md
+++ b/README.md
@@ -211,6 +211,7 @@ The included `docker-compose.yml` provides a complete setup with:
 | `REDIS_USERNAME`               | Redis username (optional)                                                                                                                                                       |                     | username                                  |
 | `REDIS_PASSWORD`               | Redis password (optional)                                                                                                                                                       |                     | password                                  |
 | `REDIS_DATABASE`               | Redis database to use (optional)                                                                                                                                                | 0                   | 1                                         |
+| `REDIS_CACHE_PREFIX`           | Redis cache key prefix (optional)                                                                                                                                               |                     | reitti_cache:                             |
 | `ADVERTISE_URI`                | Routable URL of the instance. Used for federation of multiple instances. (optional)                                                                                             |                     | https://reitti.lab                        |
 | `DISABLE_LOCAL_LOGIN`          | Whether to disable the local login form (username/password) This only works, if OIDC login is configured.                                                                       | false               | true                                      |
 | `OIDC_ENABLED`                 | Whether to enable OIDC sign-ins                                                                                                                                                 | false               | true                                      |
diff --git a/src/main/resources/application-docker.properties b/src/main/resources/application-docker.properties
index 562ed5c5..fb9880e6 100644
--- a/src/main/resources/application-docker.properties
+++ b/src/main/resources/application-docker.properties
@@ -18,6 +18,7 @@ spring.data.redis.port=${REDIS_PORT:6379}
 spring.data.redis.username=${REDIS_USERNAME:}
 spring.data.redis.password=${REDIS_PASSWORD:}
 spring.data.redis.database=${REDIS_DATABASE:0}
+spring.cache.redis.keyPrefix=${REDIS_CACHE_PREFIX:}
 
 reitti.security.local-login.disable=${DISABLE_LOCAL_LOGIN:false}
 
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 46b168b8..57b51b0d 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -28,6 +28,7 @@ spring.data.redis.port=6379
 spring.data.redis.username=
 spring.data.redis.password=
 spring.data.redis.database=0
+spring.cache.redis.keyPrefix=
 
 # RabbitMQ Configuration
 spring.rabbitmq.host=localhost