diff --git a/packages/opentelemetry-browser-extension-autoinjection/package.json b/packages/opentelemetry-browser-extension-autoinjection/package.json
index d8129b60a4..2238d80d1e 100644
--- a/packages/opentelemetry-browser-extension-autoinjection/package.json
+++ b/packages/opentelemetry-browser-extension-autoinjection/package.json
@@ -68,12 +68,12 @@
     "@material-ui/lab": "4.0.0-alpha.60",
     "@opentelemetry/context-zone": "1.0.1",
     "@opentelemetry/core": "1.0.1",
-    "@opentelemetry/exporter-otlp-http": "0.26.0",
+    "@opentelemetry/exporter-trace-otlp-http": "0.27.0",
     "@opentelemetry/exporter-zipkin": "1.0.1",
     "@opentelemetry/instrumentation": "0.27.0",
-    "@opentelemetry/instrumentation-document-load": "^0.27.0",
-    "@opentelemetry/instrumentation-fetch": "0.26.0",
-    "@opentelemetry/instrumentation-xml-http-request": "0.26.0",
+    "@opentelemetry/instrumentation-document-load": "0.27.0",
+    "@opentelemetry/instrumentation-fetch": "0.27.0",
+    "@opentelemetry/instrumentation-xml-http-request": "0.27.0",
     "@opentelemetry/resources": "1.0.1",
     "@opentelemetry/sdk-trace-base": "1.0.1",
     "@opentelemetry/sdk-trace-web": "1.0.1",
diff --git a/packages/opentelemetry-browser-extension-autoinjection/src/instrumentation/WebInstrumentation.ts b/packages/opentelemetry-browser-extension-autoinjection/src/instrumentation/WebInstrumentation.ts
index 997143f630..d467460e7d 100644
--- a/packages/opentelemetry-browser-extension-autoinjection/src/instrumentation/WebInstrumentation.ts
+++ b/packages/opentelemetry-browser-extension-autoinjection/src/instrumentation/WebInstrumentation.ts
@@ -20,7 +20,7 @@ import { XMLHttpRequestInstrumentation } from '@opentelemetry/instrumentation-xm
 import { WebTracerProvider } from '@opentelemetry/sdk-trace-web';
 import { ZoneContextManager } from '@opentelemetry/context-zone';
 import { ZipkinExporter } from '@opentelemetry/exporter-zipkin';
-import { OTLPTraceExporter } from '@opentelemetry/exporter-otlp-http';
+import { OTLPTraceExporter } from '@opentelemetry/exporter-trace-otlp-http';
 import {
   BatchSpanProcessor,
   ConsoleSpanExporter,
diff --git a/plugins/node/opentelemetry-instrumentation-fastify/src/instrumentation.ts b/plugins/node/opentelemetry-instrumentation-fastify/src/instrumentation.ts
index 985238a0b4..cfe666c559 100644
--- a/plugins/node/opentelemetry-instrumentation-fastify/src/instrumentation.ts
+++ b/plugins/node/opentelemetry-instrumentation-fastify/src/instrumentation.ts
@@ -87,7 +87,7 @@ export class FastifyInstrumentation extends InstrumentationBase {
       const routeName = request.routerPath;
       if (routeName && rpcMetadata?.type === RPCType.HTTP) {
         rpcMetadata.span.setAttribute(SemanticAttributes.HTTP_ROUTE, routeName);
-        rpcMetadata.span.updateName(`${request.method} ${routeName || '/'}`);
+        rpcMetadata.span.updateName(`${request.method} ${routeName}`);
       }
       done();
     };
@@ -96,11 +96,11 @@ export class FastifyInstrumentation extends InstrumentationBase {
   private _wrapHandler(
     pluginName: string,
     hookName: string,
-    original: (...args: unknown[]) => Promise<any> | void,
+    original: (...args: unknown[]) => Promise<unknown>,
     syncFunctionWithDone: boolean
-  ): () => Promise<any> | void {
+  ): () => Promise<unknown> {
     const instrumentation = this;
-    return function (this: any, ...args: unknown[]): Promise<any> | void {
+    return function (this: any, ...args: unknown[]): Promise<unknown> {
       if (!instrumentation.isEnabled()) {
         return original.apply(this, args);
       }
@@ -135,7 +135,7 @@ export class FastifyInstrumentation extends InstrumentationBase {
             return original.apply(this, args);
           },
           err => {
-            if (err) {
+            if (err instanceof Error) {
               span.setStatus({
                 code: SpanStatusCode.ERROR,
                 message: err.message,
diff --git a/plugins/node/opentelemetry-instrumentation-fastify/src/utils.ts b/plugins/node/opentelemetry-instrumentation-fastify/src/utils.ts
index 7b328fea3c..45efc3ab75 100644
--- a/plugins/node/opentelemetry-instrumentation-fastify/src/utils.ts
+++ b/plugins/node/opentelemetry-instrumentation-fastify/src/utils.ts
@@ -88,36 +88,35 @@ export function endSpan(reply: PluginFastifyReply, err?: any) {
  * function fails
  */
 export function safeExecuteInTheMiddleMaybePromise<T>(
-  execute: () => Promise<T> | T,
-  onFinish: (e: Error | undefined, result?: T) => void,
+  execute: () => Promise<T>,
+  onFinish: (e: unknown, result?: T) => void,
   preventThrowingError?: boolean
-): Promise<T> | T | void {
-  let error: Error | undefined;
-  let executeResult: Promise<T> | T | void;
-  let isPromise = false;
-  let result: T | undefined = undefined;
+): Promise<T>;
+export function safeExecuteInTheMiddleMaybePromise<T>(
+  execute: () => T,
+  onFinish: (e: unknown, result?: T) => void,
+  preventThrowingError?: boolean
+): T;
+export function safeExecuteInTheMiddleMaybePromise<T>(
+  execute: () => T | Promise<T>,
+  onFinish: (e: unknown, result?: T) => void,
+  preventThrowingError?: boolean
+): T | Promise<T> | undefined {
+  let error: unknown;
+  let result: T | Promise<T> | undefined = undefined;
   try {
-    executeResult = execute();
-    const promiseResult = executeResult as Promise<T>;
+    result = execute();
 
-    isPromise = promiseResult && typeof promiseResult.then === 'function';
-
-    if (isPromise) {
-      promiseResult.then(
-        res => {
-          onFinish(undefined, res);
-        },
-        (err: Error) => {
-          onFinish(err);
-        }
+    if (isPromise(result)) {
+      result.then(
+        res => onFinish(undefined, res),
+        err => onFinish(err)
       );
-    } else {
-      result = executeResult as T | undefined;
     }
   } catch (e) {
     error = e;
   } finally {
-    if (!isPromise) {
+    if (!isPromise(result)) {
       onFinish(error, result);
       if (error && !preventThrowingError) {
         // eslint-disable-next-line no-unsafe-finally
@@ -125,6 +124,16 @@ export function safeExecuteInTheMiddleMaybePromise<T>(
       }
     }
     // eslint-disable-next-line no-unsafe-finally
-    return executeResult;
+    return result;
   }
 }
+
+function isPromise<T>(val: T | Promise<T>): val is Promise<T> {
+  return (
+    (typeof val === 'object' &&
+      val &&
+      typeof Object.getOwnPropertyDescriptor(val, 'then')?.value ===
+        'function') ||
+    false
+  );
+}