diff --git a/.github/ISSUE_TEMPLATE/1_user_support.md b/.github/ISSUE_TEMPLATE/1_user_support.md
index f8f9ca8..66d9989 100644
--- a/.github/ISSUE_TEMPLATE/1_user_support.md
+++ b/.github/ISSUE_TEMPLATE/1_user_support.md
@@ -6,7 +6,7 @@ labels: support
 assignees: peaceiris
 ---
 
-**Check list before opening this issue**
+## Check list before opening this issue
 
 - [ ] I read the latest README of this repository.
 
@@ -16,19 +16,19 @@ For users of the GitHub Pages Action:
 - [ ] I followed [Tips and FAQs](https://github.com/peaceiris/actions-gh-pages#tips-and-faq)
 - [ ] I tried [Workflow Examples](https://github.com/peaceiris/actions-gh-pages#examples)
 
-**Describe your question**
+## Describe your question
 
 A clear and concise description of what the question is.
 
-**Link to your contents**
+## Link to your contents
 
 - Link to your public repository here
 - Link to your workflow here
 
-**Screenshots**
+## Screenshots
 
 If applicable, add screenshots to help explain your question.
 
-**Additional context**
+## Additional context
 
 Add any other context about the problem here.
diff --git a/.github/ISSUE_TEMPLATE/2_bug_report.md b/.github/ISSUE_TEMPLATE/2_bug_report.md
index 390e3ee..46dee56 100644
--- a/.github/ISSUE_TEMPLATE/2_bug_report.md
+++ b/.github/ISSUE_TEMPLATE/2_bug_report.md
@@ -7,25 +7,31 @@ assignees: peaceiris
 
 ---
 
-**Describe the bug**
+## Describe the bug
+
 A clear and concise description of what the bug is.
 
-**To Reproduce**
+## To Reproduce
+
 Steps to reproduce the behavior:
 1. Go to '...'
 2. Click on '....'
 3. Scroll down to '....'
 4. See error
 
-**Expected behavior**
+## Expected behavior
+
 A clear and concise description of what you expected to happen.
 
-**Screenshots**
+## Screenshots
+
 If applicable, add screenshots to help explain your problem.
 
-**Your YAML file**
+## Your YAML file
+
 - A link to your repository
 - A link to your YAML file
 
-**Additional context**
+## Additional context
+
 Add any other context about the problem here.
diff --git a/.github/ISSUE_TEMPLATE/3_proposal.md b/.github/ISSUE_TEMPLATE/3_proposal.md
index 0c7bd71..12a0a0f 100644
--- a/.github/ISSUE_TEMPLATE/3_proposal.md
+++ b/.github/ISSUE_TEMPLATE/3_proposal.md
@@ -7,14 +7,18 @@ assignees: peaceiris
 
 ---
 
-**Is your feature request related to a problem? Please describe.**
+## Is your feature request related to a problem? Please describe.
+
 A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
 
-**Describe the solution you'd like**
+## Describe the solution you'd like
+
 A clear and concise description of what you want to happen.
 
-**Describe alternatives you've considered**
+## Describe alternatives you've considered
+
 A clear and concise description of any alternative solutions or features you've considered.
 
-**Additional context**
+## Additional context
+
 Add any other context or screenshots about the feature request here.