diff --git a/packages/keyring/src/index.ts b/packages/keyring/src/index.ts
index b726ab316..0a862e670 100644
--- a/packages/keyring/src/index.ts
+++ b/packages/keyring/src/index.ts
@@ -7,7 +7,7 @@ import { decodeAddress, encodeAddress, setSS58Format } from '@polkadot/util-cryp
 
 import Keyring from './keyring';
 
-let dirname = 'node_modules';
+let dirname;
 let pkgJson;
 
 try {
@@ -22,7 +22,7 @@ try {
   pkgJson = require('../package.json');
 }
 
-detectPackage(dirname, pkgJson);
+detectPackage(pkgJson, dirname);
 
 export default Keyring;
 
diff --git a/packages/util/src/detectPackage.spec.ts b/packages/util/src/detectPackage.spec.ts
index 09c0fcdae..80b5c1479 100644
--- a/packages/util/src/detectPackage.spec.ts
+++ b/packages/util/src/detectPackage.spec.ts
@@ -13,7 +13,7 @@ describe('assertSingletonPackage', (): void => {
   it('should not log the first time', (): void => {
     const spy = jest.spyOn(console, 'warn');
 
-    detectPackage(`${PATH}/01`, { name: PKG, version: VER1 });
+    detectPackage({ name: PKG, version: VER1 }, `${PATH}/01`);
     expect(spy).not.toHaveBeenCalled();
     spy.mockRestore();
   });
@@ -21,7 +21,7 @@ describe('assertSingletonPackage', (): void => {
   it('should log the second time', (): void => {
     const spy = jest.spyOn(console, 'warn');
 
-    detectPackage(`${PATH}/02`, { name: PKG, version: VER2 });
+    detectPackage({ name: PKG, version: VER2 }, `${PATH}/02`);
     expect(spy).toHaveBeenCalledWith(`Multiple instances of @polkadot/util detected, ensure that there is only one package in your dependency tree.\n\t${VER1}\t${PATH}/01\n\t${VER2}        \t${PATH}/02`);
     spy.mockRestore();
   });
diff --git a/packages/util/src/detectPackage.ts b/packages/util/src/detectPackage.ts
index 218f01b35..4cde7b680 100644
--- a/packages/util/src/detectPackage.ts
+++ b/packages/util/src/detectPackage.ts
@@ -14,7 +14,7 @@ interface PackageJson {
 }
 
 interface VersionPath {
-  path: string;
+  path?: string;
   version: string;
 }
 
@@ -25,17 +25,21 @@ interface PjsChecks extends This {
 type PjsGlobal = NodeJS.Global & PjsChecks;
 type PjsWindow = Window & PjsChecks;
 
+function expandPath (path?: string): string {
+  return (!path || path.length < 5) ? '<unknown path>' : path;
+}
+
 /** @internal */
 function flattenVersions (_all: (VersionPath | string)[]): string {
   const all: VersionPath[] = _all.map((version: VersionPath | string): VersionPath =>
     isString(version)
-      ? { path: '', version }
+      ? { version }
       : version
   );
   const verLength = all.reduce((max, { version }): number => Math.max(max, version.length), 0);
 
   return all
-    .map(({ path, version }): string => `\t${version.padEnd(verLength)}\t${path}`)
+    .map(({ path, version }): string => `\t${version.padEnd(verLength)}\t${expandPath(path)}`)
     .join('\n');
 }
 
@@ -43,7 +47,7 @@ function flattenVersions (_all: (VersionPath | string)[]): string {
  * @name detectPackage
  * @summary Checks that a specific package is only imported once
  */
-export default function detectPackage (path: string, { name, version }: PackageJson): void {
+export default function detectPackage ({ name, version }: PackageJson, path?: string): void {
   const _global = typeof window !== 'undefined'
     ? window as PjsWindow
     : global as PjsGlobal;