diff --git a/manual/introduction.md b/manual/introduction.md
index 166b4de..16a1dfc 100644
--- a/manual/introduction.md
+++ b/manual/introduction.md
@@ -39,3 +39,6 @@ Define a custom codec that can be used in arguments, parameters and fragments:
 
 Define a custom path element type:
 <listing id="custom-path-elem">
+
+Encode and decode [URI values](https://en.wikipedia.org/wiki/Percent-encoding):
+<listing id="uri-values">
diff --git a/manual/listings.json b/manual/listings.json
index 018d1be..a4a29c0 100644
--- a/manual/listings.json
+++ b/manual/listings.json
@@ -1,4 +1,9 @@
 {
+  "uri-values" : {
+    "code" : "val encoded = URI.encode(\"äöü\")\nprintln(encoded)\nprintln(URI.decode(encoded))",
+    "language" : "scala",
+    "result" : "%C3%A4%C3%B6%C3%BC\näöü"
+  },
   "map" : {
     "code" : "println(details.parse(\"/details/42\"))",
     "language" : "scala",
diff --git a/manual/src/main/scala/trail/manual/Listings.scala b/manual/src/main/scala/trail/manual/Listings.scala
index ac6d7c1..426834f 100644
--- a/manual/src/main/scala/trail/manual/Listings.scala
+++ b/manual/src/main/scala/trail/manual/Listings.scala
@@ -65,6 +65,11 @@ object Listings extends App {
 
   println((Root / Foo("asdf")).url(()))
 
+  listing("uri-values")
+  val encoded = URI.encode("äöü")
+  println(encoded)
+  println(URI.decode(encoded))
+
   end()
   write("manual/listings.json")
 }