diff --git a/packages/node/src/notifier.js b/packages/node/src/notifier.js
index 6c1f5d469..a4a1a5149 100644
--- a/packages/node/src/notifier.js
+++ b/packages/node/src/notifier.js
@@ -103,7 +103,7 @@ Object.keys(Client.prototype).forEach((m) => {
   Bugsnag[m] = function () {
     // if we are in an async context, use the client from that context
     let client = Bugsnag._client
-    if (client && client._clientContext && typeof client._clientContext.getStore === 'function') {
+    if (client && client._clientContext && client._clientContext.getStore()) {
       client = client._clientContext.getStore()
     }
 
diff --git a/packages/plugin-node-uncaught-exception/uncaught-exception.js b/packages/plugin-node-uncaught-exception/uncaught-exception.js
index 31ed2fa29..7e90fc019 100644
--- a/packages/plugin-node-uncaught-exception/uncaught-exception.js
+++ b/packages/plugin-node-uncaught-exception/uncaught-exception.js
@@ -7,7 +7,7 @@ module.exports = {
     if (!client._config.enabledErrorTypes.unhandledExceptions) return
     _handler = err => {
       // if we are in an async context, use the client from that context
-      const c = (client._clientContext && typeof client._clientContext.getStore === 'function') ? client._clientContext.getStore() : client
+      const c = (client._clientContext && client._clientContext.getStore()) ? client._clientContext.getStore() : client
 
       // check if the stacktrace has no context, if so append the frames we created earlier
       // see plugin-contextualize for where this is created
diff --git a/packages/plugin-node-unhandled-rejection/unhandled-rejection.js b/packages/plugin-node-unhandled-rejection/unhandled-rejection.js
index 23ddd37ac..43e9340d8 100644
--- a/packages/plugin-node-unhandled-rejection/unhandled-rejection.js
+++ b/packages/plugin-node-unhandled-rejection/unhandled-rejection.js
@@ -4,7 +4,7 @@ module.exports = {
     if (!client._config.autoDetectErrors || !client._config.enabledErrorTypes.unhandledRejections) return
     _handler = err => {
       // if we are in an async context, use the client from that context
-      const c = (client._clientContext && typeof client._clientContext.getStore === 'function') ? client._clientContext.getStore() : client
+      const c = (client._clientContext && client._clientContext.getStore()) ? client._clientContext.getStore() : client
 
       const event = c.Event.create(err, false, {
         severity: 'error',