diff --git a/modules/reitit-core/src/reitit/spec.cljc b/modules/reitit-core/src/reitit/spec.cljc
index 3d2a7a36..3da7d9ea 100644
--- a/modules/reitit-core/src/reitit/spec.cljc
+++ b/modules/reitit-core/src/reitit/spec.cljc
@@ -86,7 +86,7 @@
 (s/def :reitit.core.coercion/map-model (s/keys :opt-un [:reitit.core.coercion/schema]))
 
 (s/def :reitit.core.coercion/content
-  (s/map-of string? :reitit.core.coercion/map-model))
+  (s/map-of (s/or :string string?, :default #{:default}) :reitit.core.coercion/map-model))
 
 (s/def :reitit.core.coercion/query :reitit.core.coercion/model)
 (s/def :reitit.core.coercion/body :reitit.core.coercion/model)