diff --git a/__tests__/install.test.ts b/__tests__/install.test.ts
index 66dc496b..afa0a1f9 100644
--- a/__tests__/install.test.ts
+++ b/__tests__/install.test.ts
@@ -117,7 +117,7 @@ describe('Install', () => {
 
     script = '' + (await install.run());
     expect(script).toContain('initial script');
-    expect(script).toContain('bash linux.sh 7.4 ');
+    expect(script).toContain('bash linux.sh 8.0 ');
 
     setEnv('7.3', 'linux', 'a, b', 'a=b', 'x', 'phpunit');
 
diff --git a/__tests__/utils.test.ts b/__tests__/utils.test.ts
index b7b23430..76721972 100644
--- a/__tests__/utils.test.ts
+++ b/__tests__/utils.test.ts
@@ -36,7 +36,7 @@ describe('Utils tests', () => {
   it('checking parseVersion', async () => {
     expect(await utils.parseVersion('7')).toBe('7.0');
     expect(await utils.parseVersion('7.4')).toBe('7.4');
-    expect(await utils.parseVersion('latest')).toBe('7.4');
+    expect(await utils.parseVersion('latest')).toBe('8.0');
   });
 
   it('checking asyncForEach', async () => {
diff --git a/action.yml b/action.yml
index 14bbaf17..190091b2 100644
--- a/action.yml
+++ b/action.yml
@@ -7,7 +7,7 @@ branding:
 inputs:
   php-version:
     description: 'Setup PHP version.'
-    default: '7.4'
+    default: '8.0'
     required: true
   extensions:
     description: 'Setup PHP extensions.'
diff --git a/dist/index.js b/dist/index.js
index 6af12830..d1e7328c 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -1102,7 +1102,7 @@ exports.getInput = getInput;
 async function parseVersion(version) {
     switch (version) {
         case 'latest':
-            return '7.4';
+            return '8.0';
         default:
             switch (true) {
                 case version.length > 1:
diff --git a/src/utils.ts b/src/utils.ts
index faf91d9b..4ec89620 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -49,7 +49,7 @@ export async function getInput(
 export async function parseVersion(version: string): Promise<string> {
   switch (version) {
     case 'latest':
-      return '7.4';
+      return '8.0';
     default:
       switch (true) {
         case version.length > 1: