diff --git a/doc/advanced/configuring_routers.md b/doc/advanced/configuring_routers.md
index 3bd4a982..223d9959 100644
--- a/doc/advanced/configuring_routers.md
+++ b/doc/advanced/configuring_routers.md
@@ -11,9 +11,9 @@ Routers can be configured via options. The following options are available for t
 | `:syntax`     | Path-parameter syntax as keyword or set of keywords (default #{:bracket :colon})
 | `:expand`     | Function of `arg opts => data` to expand route arg to route data (default `reitit.core/expand`)
 | `:coerce`     | Function of `route opts => route` to coerce resolved route, can throw or return `nil`
-| `:meta-merge` | Function which follows the signature of `meta-merge.core/meta-merge`, useful for when you want to have more control over the meta merging
 | `:compile`    | Function of `route opts => result` to compile a route handler
 | `:validate`   | Function of `routes opts => ()` to validate route (data) via side-effects
 | `:conflicts`  | Function of `{route #{route}} => ()` to handle conflicting routes
 | `:exception`  | Function of `Exception => Exception ` to handle creation time exceptions (default `reitit.exception/exception`)
+| `:meta-merge` | Function of `left right => merged` to merge route-data (default `meta-merge.core/meta-merge`)
 | `:router`     | Function of `routes opts => router` to override the actual router implementation
diff --git a/modules/reitit-core/src/reitit/core.cljc b/modules/reitit-core/src/reitit/core.cljc
index 0b32fd73..cd3b092b 100644
--- a/modules/reitit-core/src/reitit/core.cljc
+++ b/modules/reitit-core/src/reitit/core.cljc
@@ -314,20 +314,21 @@
   Selects implementation based on route details. The following options
   are available:
 
-  | key          | description
-  | -------------|-------------
-  | `:path`      | Base-path for routes
-  | `:routes`    | Initial resolved routes (default `[]`)
-  | `:data`      | Initial route data (default `{}`)
-  | `:spec`      | clojure.spec definition for a route data, see `reitit.spec` on how to use this
-  | `:syntax`    | Path-parameter syntax as keyword or set of keywords (default #{:bracket :colon})
-  | `:expand`    | Function of `arg opts => data` to expand route arg to route data (default `reitit.core/expand`)
-  | `:coerce`    | Function of `route opts => route` to coerce resolved route, can throw or return `nil`
-  | `:compile`   | Function of `route opts => result` to compile a route handler
-  | `:validate`  | Function of `routes opts => ()` to validate route (data) via side-effects
-  | `:conflicts` | Function of `{route #{route}} => ()` to handle conflicting routes
-  | `:exception` | Function of `Exception => Exception ` to handle creation time exceptions (default `reitit.exception/exception`)
-  | `:router`    | Function of `routes opts => router` to override the actual router implementation"
+  | key           | description
+  | --------------|-------------
+  | `:path`       | Base-path for routes
+  | `:routes`     | Initial resolved routes (default `[]`)
+  | `:data`       | Initial route data (default `{}`)
+  | `:spec`       | clojure.spec definition for a route data, see `reitit.spec` on how to use this
+  | `:syntax`     | Path-parameter syntax as keyword or set of keywords (default #{:bracket :colon})
+  | `:expand`     | Function of `arg opts => data` to expand route arg to route data (default `reitit.core/expand`)
+  | `:coerce`     | Function of `route opts => route` to coerce resolved route, can throw or return `nil`
+  | `:compile`    | Function of `route opts => result` to compile a route handler
+  | `:validate`   | Function of `routes opts => ()` to validate route (data) via side-effects
+  | `:conflicts`  | Function of `{route #{route}} => ()` to handle conflicting routes
+  | `:exception`  | Function of `Exception => Exception ` to handle creation time exceptions (default `reitit.exception/exception`)
+  | `:meta-merge` | Function of `left right => merged` to merge route-data (default `meta-merge.core/meta-merge`)
+  | `:router`     | Function of `routes opts => router` to override the actual router implementation"
   ([raw-routes]
    (router raw-routes {}))
   ([raw-routes opts]