diff --git a/__tests__/tools.test.ts b/__tests__/tools.test.ts
index 632724e0..9b527ead 100644
--- a/__tests__/tools.test.ts
+++ b/__tests__/tools.test.ts
@@ -228,6 +228,9 @@ describe('Tools tests', () => {
     expect(
       await tools.addComposer(['a', 'b', 'c', 'composer:v2'])
     ).toStrictEqual(['composer:2', 'a', 'b', 'c']);
+    expect(
+      await tools.addComposer(['hirak', 'b', 'c', 'composer:v2'])
+    ).toStrictEqual(['composer:1', 'hirak', 'b', 'c']);
   });
 
   it('checking getComposerUrl', async () => {
@@ -277,7 +280,7 @@ describe('Tools tests', () => {
 
   it('checking getCleanedToolsList', async () => {
     const tools_list: string[] = await tools.getCleanedToolsList(
-      'tool, composer:1.2.3, behat/behat, icanhazstring/composer-unused, laravel/vapor-cli, robmorgan/phinx, hirak/prestissimo, narrowspark/automatic-composer-prefetcher, phpspec/phpspec, symfony/flex'
+      'tool, composer:1.2.3, behat/behat, icanhazstring/composer-unused, laravel/vapor-cli, robmorgan/phinx, phpspec/phpspec, symfony/flex'
     );
     expect(tools_list).toStrictEqual([
       'composer',
@@ -286,8 +289,6 @@ describe('Tools tests', () => {
       'composer-unused',
       'vapor-cli',
       'phinx',
-      'prestissimo',
-      'composer-prefetcher',
       'phpspec',
       'flex'
     ]);
@@ -433,7 +434,6 @@ describe('Tools tests', () => {
       'blackfire',
       'blackfire-player',
       'composer-normalize',
-      'composer-prefetcher:1.2.3',
       'composer-require-checker',
       'composer-unused',
       'cs2pr:1.2.3',
@@ -522,9 +522,6 @@ describe('Tools tests', () => {
     expect(script).toContain(
       'add_composertool composer-unused composer-unused icanhazstring/'
     );
-    expect(script).toContain(
-      'add_composertool composer-prefetcher composer-prefetcher:1.2.3 narrowspark/automatic-'
-    );
     expect(script).toContain(
       'add_tool https://github.com/symfony/cli/releases/latest/download/symfony_darwin_amd64 symfony version'
     );
@@ -551,7 +548,6 @@ describe('Tools tests', () => {
       'php-config',
       'phpize',
       'phpmd',
-      'prestissimo',
       'symfony',
       'wp-cli'
     ];
@@ -576,7 +572,6 @@ describe('Tools tests', () => {
     expect(script).toContain(
       'Add-Tool https://deployer.org/deployer.phar deployer "-V"'
     );
-    expect(script).toContain('Add-Composertool prestissimo prestissimo hirak/');
     expect(script).toContain(
       'Add-Tool https://github.com/phpmd/phpmd/releases/latest/download/phpmd.phar phpmd "--version"'
     );
@@ -608,7 +603,7 @@ describe('Tools tests', () => {
     );
 
     expect(script).toContain(
-      'Add-Tool https://github.com/shivammathur/composer-cache/releases/latest/download/composer-stable.phar,https://getcomposer.org/composer-stable.phar composer'
+      'Add-Tool https://github.com/shivammathur/composer-cache/releases/latest/download/composer-1.phar,https://getcomposer.org/composer-1.phar composer'
     );
     expect(script).toContain('Add-Composertool prestissimo prestissimo hirak/');
     expect(script).toContain('Add-Composertool phinx phinx robmorgan/');
diff --git a/dist/index.js b/dist/index.js
index d4ab418a..67e39ec8 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -2006,11 +2006,15 @@ exports.getWpCliUrl = getWpCliUrl;
 async function addComposer(tools_list) {
     const regex_any = /^composer($|:.*)/;
     const regex_valid = /^composer:?($|preview$|snapshot$|v?[1-2]$)/;
+    const regex_composer1_tools = /hirak|prestissimo|narrowspark|composer-prefetcher/;
     const matches = tools_list.filter(tool => regex_valid.test(tool));
     let composer = 'composer';
     tools_list = tools_list.filter(tool => !regex_any.test(tool));
-    switch (matches[0]) {
-        case undefined:
+    switch (true) {
+        case regex_composer1_tools.test(tools_list.join(' ')):
+            composer = 'composer:1';
+            break;
+        case matches[0] == undefined:
             break;
         default:
             composer = matches[matches.length - 1].replace(/v([1-2])/, '$1');
diff --git a/src/tools.ts b/src/tools.ts
index 922a1678..75aace92 100644
--- a/src/tools.ts
+++ b/src/tools.ts
@@ -281,11 +281,15 @@ export async function getWpCliUrl(version: string): Promise<string> {
 export async function addComposer(tools_list: string[]): Promise<string[]> {
   const regex_any = /^composer($|:.*)/;
   const regex_valid = /^composer:?($|preview$|snapshot$|v?[1-2]$)/;
+  const regex_composer1_tools = /hirak|prestissimo|narrowspark|composer-prefetcher/;
   const matches: string[] = tools_list.filter(tool => regex_valid.test(tool));
   let composer = 'composer';
   tools_list = tools_list.filter(tool => !regex_any.test(tool));
-  switch (matches[0]) {
-    case undefined:
+  switch (true) {
+    case regex_composer1_tools.test(tools_list.join(' ')):
+      composer = 'composer:1';
+      break;
+    case matches[0] == undefined:
       break;
     default:
       composer = matches[matches.length - 1].replace(/v([1-2])/, '$1');