diff --git a/.github/ISSUE_TEMPLATE/Bug_report.md b/.github/ISSUE_TEMPLATE/Bug_report.md
index 255a5c6..eeb38e8 100644
--- a/.github/ISSUE_TEMPLATE/Bug_report.md
+++ b/.github/ISSUE_TEMPLATE/Bug_report.md
@@ -28,3 +28,7 @@ about: Create a report to help us improve
 ## Additional context
 
 <!-- Add any other context about the problem here. -->
+
+## Appreciation for the useful project
+
+- [ ] After the problem is resolved, do not forget to give a star ⭐
diff --git a/.github/ISSUE_TEMPLATE/Feature_request.md b/.github/ISSUE_TEMPLATE/Feature_request.md
index 3ce0949..c017596 100644
--- a/.github/ISSUE_TEMPLATE/Feature_request.md
+++ b/.github/ISSUE_TEMPLATE/Feature_request.md
@@ -16,3 +16,7 @@ about: Suggest an idea for this project
 
 **Describe alternatives you've considered**
 <!-- A clear and concise description of any alternative solutions or features you've considered. -->
+
+## Appreciation for the useful project
+
+- [ ] After the feature is implemented, do not forget to give a star ⭐
diff --git a/.github/ISSUE_TEMPLATE/Other.md b/.github/ISSUE_TEMPLATE/Other.md
index e1b38f2..1fd46e1 100644
--- a/.github/ISSUE_TEMPLATE/Other.md
+++ b/.github/ISSUE_TEMPLATE/Other.md
@@ -4,3 +4,7 @@ about: Something else
 ---
 
 <!-- Bug reports and Feature requests must use other templates, or will be closed -->
+
+## Appreciation for the useful project
+
+- [ ] Do not forget to give a star ⭐
diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index cd15179..6033f69 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -42,3 +42,7 @@ This PR contains a:
 - [ ] I have read the **CONTRIBUTING** document.
 - [ ] I have added tests to cover my changes.
 - [ ] All new and existing tests passed.
+
+## Appreciation for the useful project
+
+- [ ] Do not forget to give a star ⭐
diff --git a/README.md b/README.md
index 66eed2c..1db6faa 100644
--- a/README.md
+++ b/README.md
@@ -536,15 +536,15 @@ Define your own themes:
 import ansis from 'ansis';
 
 const theme = {
-  error: ansis.red.bold,
   info: ansis.cyan.italic,
-  warning: ansis.black.bgYellowBright,
+  warn: ansis.black.bgYellowBright,
+  error: ansis.red.bold,
   ruby: ansis.hex('#E0115F'),
 };
 
-theme.error('error');
 theme.info('info');
-theme.warning('warning');
+theme.warn('warning');
+theme.error('error');
 theme.ruby('Ruby color');
 ```
 
diff --git a/test/functional.test.js b/test/functional.test.js
index a0f987e..509c728 100644
--- a/test/functional.test.js
+++ b/test/functional.test.js
@@ -455,4 +455,31 @@ describe('base ANSI 16 colors', () => {
     const expected = '\x1b[107mfoo\x1b[49m';
     expect(esc(received)).toEqual(esc(expected));
   });
+});
+
+describe('custom theme', () => {
+  // define theme
+  const theme = {
+    info: ansis.green,
+    warn: ansis.yellow,
+    error: ansis.red,
+  };
+
+  test(`theme.info('info')`, () => {
+    const received = theme.info('info');
+    const expected = '\x1b[32minfo\x1b[39m';
+    expect(esc(received)).toEqual(esc(expected));
+  });
+
+  test(`theme.warn('warn')`, () => {
+    const received = theme.warn('warn');
+    const expected = '\x1b[33mwarn\x1b[39m';
+    expect(esc(received)).toEqual(esc(expected));
+  });
+
+  test(`theme.error('error')`, () => {
+    const received = theme.error('error');
+    const expected = '\x1b[31merror\x1b[39m';
+    expect(esc(received)).toEqual(esc(expected));
+  });
 });
\ No newline at end of file