diff --git a/simple-git-hooks.js b/simple-git-hooks.js
index 0dbdf8d..03a5723 100644
--- a/simple-git-hooks.js
+++ b/simple-git-hooks.js
@@ -231,11 +231,10 @@ function _getPackageJson(projectPath = process.cwd()) {
  * @returns {string}
  */
 function _getCustomConfigPath(argv=[]) {
-    const cmdIdx = argv.findIndex(val => val === 'simple-git-hooks')
-
-    if (cmdIdx === -1) return ''
-    
-    return argv[cmdIdx + 1] || ''
+    // We'll run as one of the following:
+    // npx simple-git-hooks ./config.js
+    // node path/to/simple-git-hooks/cli.js ./config.js
+    return argv[2] || ''
 }
 
 /**
@@ -311,7 +310,9 @@ function _getConfigFromFile(projectRootPath, fileName) {
     }
 
     try {
-        const filePath = path.normalize(projectRootPath + '/' + fileName)
+        const filePath = path.isAbsolute(fileName)
+            ? fileName
+            : path.normalize(projectRootPath + '/' + fileName)
         if (filePath === __filename) {
             return undefined
         }
diff --git a/simple-git-hooks.test.js b/simple-git-hooks.test.js
index 88f044e..137891b 100644
--- a/simple-git-hooks.test.js
+++ b/simple-git-hooks.test.js
@@ -262,10 +262,14 @@ test('creates git hooks and removes unused but preserves specific git hooks', ()
     removeGitHooksFolder(projectWithUnusedConfigurationInPackageJsonPath)
 })
 
-test('creates git hooks and removes unused but preserves specific git hooks', () => {
+test.each([
+  ['npx', 'simple-git-hooks', './git-hooks.js'],
+  ['node', require.resolve(`./cli`), './git-hooks.js'],
+  ['node', require.resolve(`./cli`), require.resolve(`${projectWithCustomConfigurationFilePath}/git-hooks.js`)],
+])('creates git hooks and removes unused but preserves specific git hooks for command: %s %s %s', (...args) => {
     createGitHooksFolder(projectWithCustomConfigurationFilePath)
 
-    spc.setHooksFromConfig(projectWithCustomConfigurationFilePath, ['npx', 'simple-git-hooks', './git-hooks.js'])
+    spc.setHooksFromConfig(projectWithCustomConfigurationFilePath, args)
     const installedHooks = getInstalledGitHooks(path.normalize(path.join(projectWithCustomConfigurationFilePath, '.git', 'hooks')))
     expect(JSON.stringify(installedHooks)).toBe(JSON.stringify({'pre-commit':`#!/bin/sh\nexit 1`, 'pre-push':`#!/bin/sh\nexit 1`}))