diff --git a/types/new-relic-browser/index.d.ts b/types/new-relic-browser/index.d.ts
index f580226118..eef1df2d4e 100644
--- a/types/new-relic-browser/index.d.ts
+++ b/types/new-relic-browser/index.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for non-npm package NewRelicBrowser 0.1072
+// Type definitions for non-npm package NewRelicBrowser 0.1118
 // Project: https://docs.newrelic.com/docs/browser/new-relic-browser/browser-agent-spa-api
 // Definitions by: Rene Hamburger <https://github.com/renehamburger>, Piotr Kubisa <https://github.com/piotrkubisa>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
@@ -49,11 +49,12 @@ declare namespace NewRelic {
         /**
          * Identifies a browser error without disrupting your app's operations.
          *
-         * @param Provide a meaningful error message that you can use when analyzing data on
+         * @param error Provide a meaningful error message that you can use when analyzing data on
          *   New Relic Browser's JavaScript errors page.
+         * @param customAttributes An object containing name/value pairs representing custom attributes.
          * @see https://docs.newrelic.com/docs/browser/new-relic-browser/browser-agent-spa-api/notice-error
          */
-        noticeError(error: any): void;
+        noticeError(error: Error | string, customAttributes?: { [key: string]: string | number }): void;
 
         /**
          * Adds a user-defined attribute name and value to subsequent events on the page.
@@ -65,7 +66,7 @@ declare namespace NewRelic {
          *   values cannot be complex objects, only simple types such as strings and numbers.
          * @see https://docs.newrelic.com/docs/browser/new-relic-browser/browser-agent-spa-api/set-custom-attribute
          */
-        setCustomAttribute(name: string, value: string): void;
+        setCustomAttribute(name: string, value: string | number): void;
 
         /**
          * Allows selective ignoring of known errors that the Browser agent captures.
@@ -108,7 +109,7 @@ declare namespace NewRelic {
          *   the default naming strategy.
          * @see https://docs.newrelic.com/docs/browser/new-relic-browser/browser-agent-spa-api/spa-set-current-route-name
          */
-        setCurrentRouteName(name: string): void;
+        setCurrentRouteName(name: string | null): void;
     }
 
     interface EventObject {
@@ -131,10 +132,12 @@ declare namespace NewRelic {
          * @param name This will be used as the name of the tracer. If you do not include a name,
          *   New Relic Browser does not add a node to the interaction tree. The callback time will be
          *   attributed to the parent node.
+         * @param callback A callback that contains the synchronous work to run at the end of the async work.
+         *   To execute this callback, call the wrapper function returned using createTracer()
          * @returns This method ends the async time. It calls (and times) the callback that was passed into createTracer().
          * @see https://docs.newrelic.com/docs/browser/new-relic-browser/browser-agent-spa-api/spa-create-tracer
          */
-        createTracer(name: string, syncCallback?: () => void): () => void;
+        createTracer(name: string, callback?: () => void): () => void;
 
         /**
          * Ends the New Relic SPA interaction at the current time.
diff --git a/types/new-relic-browser/new-relic-browser-tests.ts b/types/new-relic-browser/new-relic-browser-tests.ts
index b593f335e1..8a889f4992 100644
--- a/types/new-relic-browser/new-relic-browser-tests.ts
+++ b/types/new-relic-browser/new-relic-browser-tests.ts
@@ -1,4 +1,4 @@
-import newrelic = require("new-relic-browser");
+import newrelic = require('new-relic-browser');
 
 // The following tests are largely taken straight from the examples at https://docs.newrelic.com/docs/browser/new-relic-browser/browser-agent-spa-api
 
@@ -34,9 +34,12 @@ try {
     newrelic.noticeError(err);
 }
 newrelic.noticeError(new Error('bar'));
+newrelic.noticeError('bar');
+newrelic.noticeError('bar', { foo: 'bar', baz: 1});
 
 // setCustomAttribute()
 newrelic.setCustomAttribute('nodeId', '123');
+newrelic.setCustomAttribute('nodeId', 123);
 
 // setErrorHandler()
 newrelic.setErrorHandler((err) => {
@@ -52,6 +55,7 @@ newrelic.setPageViewName('/login', 'https://www.myapp.com');
 
 // setCurrentRouteName()
 newrelic.setCurrentRouteName('/users/:id');
+newrelic.setCurrentRouteName(null);
 
 // --- NewRelic.BrowserInteraction methods -----------------------------------