diff --git a/modules/reitit-core/src/reitit/impl.cljc b/modules/reitit-core/src/reitit/impl.cljc
index 58fb67e6..35a13737 100644
--- a/modules/reitit-core/src/reitit/impl.cljc
+++ b/modules/reitit-core/src/reitit/impl.cljc
@@ -163,7 +163,7 @@
   (->> m (remove (comp nil? second)) (into {})))
 
 ;;
-;; Path-parameters, see https://github.com/metosin/reitit/issues/75
+;; Parts (c) https://github.com/lambdaisland/uri/tree/master/src/lambdaisland/uri
 ;;
 
 #?(:clj
@@ -184,6 +184,10 @@
    (defn percent-encode [^String unencoded]
      (->> (.getBytes unencoded "UTF-8") (map byte->percent) (str/join))))
 
+;;
+;; encoding & decoding
+;;
+
 ;; + is safe, but removed so it would work the same as with js
 (defn url-encode [s]
   (if s
diff --git a/test/cljc/reitit/impl_test.cljc b/test/cljc/reitit/impl_test.cljc
index 1842d358..d7286d60 100644
--- a/test/cljc/reitit/impl_test.cljc
+++ b/test/cljc/reitit/impl_test.cljc
@@ -65,6 +65,8 @@
 ;{:a (seq [1 2])} "a=1&a=2"
 ;{:a #{"c" "b"}} "a=b&a=c"
 
+;; test from https://github.com/playframework/playframework -> UriEncodingSpec.scala
+
 (deftest url-encode-test
   (are [in out]
     (= out (impl/url-encode in))