diff --git a/CHANGELOG.md b/CHANGELOG.md
index f0c465bf..86874b5e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## UNRELEASED
+
+## `reitit-core`
+
+* `spec-tools.data-spec/maybe` can be used in spec-coercion.
+
 ## 0.1.2 (2018-6-6)
 
 ### `reitit-core`
diff --git a/modules/reitit-spec/src/reitit/coercion/spec.cljc b/modules/reitit-spec/src/reitit/coercion/spec.cljc
index d24f08c5..18025ae8 100644
--- a/modules/reitit-spec/src/reitit/coercion/spec.cljc
+++ b/modules/reitit-spec/src/reitit/coercion/spec.cljc
@@ -1,13 +1,14 @@
 (ns reitit.coercion.spec
   (:require [clojure.spec.alpha :as s]
             [spec-tools.core :as st #?@(:cljs [:refer [Spec]])]
-            [spec-tools.data-spec :as ds]
+            [spec-tools.data-spec :as ds #?@(:cljs [:refer [Maybe]])]
             [spec-tools.transform :as stt]
             [spec-tools.swagger.core :as swagger]
             [reitit.coercion :as coercion]
             [clojure.set :as set])
   #?(:clj
-     (:import (spec_tools.core Spec))))
+     (:import (spec_tools.core Spec)
+              (spec_tools.data_spec Maybe))))
 
 (def string-transformer
   (st/type-transformer
@@ -48,6 +49,10 @@
   (into-spec [this name]
     (ds/spec (ensure-name name) this))
 
+  Maybe
+  (into-spec [this name]
+    (ds/spec (ensure-name name) this))
+
   Spec
   (into-spec [this _] this)