diff --git a/src/Toppoki.js b/src/Toppoki.js
index b28092b..a9ea30a 100644
--- a/src/Toppoki.js
+++ b/src/Toppoki.js
@@ -133,3 +133,9 @@ exports._keyboardUp = function(string, options, page) {
     return page.keyboard.up(string, options);
   };
 };
+
+exports._setUserAgent = function(string, page) {
+  return function() {
+    return page.setUserAgent(string);
+  };
+};
diff --git a/src/Toppoki.purs b/src/Toppoki.purs
index 060c291..b446150 100644
--- a/src/Toppoki.purs
+++ b/src/Toppoki.purs
@@ -212,7 +212,7 @@ keyboardDown :: forall options trash
              -> { | options }
              -> Page
              -> Aff Unit
-keyboardDown key options page = runPromiseAffE3 _keyboardDown key options page
+keyboardDown = runPromiseAffE3 _keyboardDown
 
 -- | Trigger a single keypress. Shortcut for `keyboard.down` and `keyboard.up`.
 keyboardPress
@@ -229,7 +229,7 @@ keyboardPress = runPromiseAffE3 _keyboardPress
 
 -- | Dispatches a keypress and input event. This does not send a keydown or keyup event.
 keyboardSendCharacter :: String -> Page -> Aff Unit
-keyboardSendCharacter char page = runPromiseAffE2 _keyboardSendCharacter char page
+keyboardSendCharacter = runPromiseAffE2 _keyboardSendCharacter
 
 -- | Sends a keydown, keypress/input, and keyup event for each character in the text.
 -- | To press a special key, like Control or ArrowDown, use keyboard.press.
@@ -248,7 +248,10 @@ keyboardUp :: forall options trash
              -> { | options }
              -> Page
              -> Aff Unit
-keyboardUp key options page = runPromiseAffE3 _keyboardUp key options page
+keyboardUp = runPromiseAffE3 _keyboardUp
+
+setUserAgent :: String -> Page -> Aff Unit
+setUserAgent = runPromiseAffE2 _setUserAgent
 
 foreign import puppeteer :: Puppeteer
 foreign import _launch :: forall options. FU.Fn1 options (Effect (Promise Browser))
@@ -273,3 +276,4 @@ foreign import _keyboardPress :: forall options. FU.Fn3 KeyboardKey options Page
 foreign import _keyboardSendCharacter :: FU.Fn2 String Page (Effect (Promise Unit))
 foreign import _keyboardType :: forall options. FU.Fn3 String options Page (Effect (Promise Unit))
 foreign import _keyboardUp :: forall options. FU.Fn3 KeyboardKey options Page (Effect (Promise Unit))
+foreign import _setUserAgent :: FU.Fn2 String Page (Effect (Promise Unit))
diff --git a/test/Main.purs b/test/Main.purs
index d931150..b73bc90 100644
--- a/test/Main.purs
+++ b/test/Main.purs
@@ -148,3 +148,10 @@ tests dir = runTest do
         Left _ -> throwError $ error "failed to read test input element value"
         Right value -> Assert.equal "∀" value
       T.close browser
+
+    test "setting the user agent successfully completes" do
+       browser <- T.launch {}
+       page <- T.newPage browser
+       T.setUserAgent "Toppokki yum!" page
+       T.close browser
+