diff --git a/.gitlab/issue_templates/Bug.md b/.gitlab/issue_templates/Bug.md
index 66e1e0e20b3..58af062e75e 100644
--- a/.gitlab/issue_templates/Bug.md
+++ b/.gitlab/issue_templates/Bug.md
@@ -40,6 +40,7 @@ logs, and code as it's very hard to read otherwise.)
 #### Results of GitLab environment info
 
 <details>
+<summary>Expand for output related to GitLab environment info</summary>
 <pre>
 
 (For installations with omnibus-gitlab package run and paste the output of:
@@ -54,6 +55,7 @@ logs, and code as it's very hard to read otherwise.)
 #### Results of GitLab application Check
 
 <details>
+<summary>Expand for output related to the GitLab application check</summary>
 <pre>
 
 (For installations with omnibus-gitlab package run and paste the output of:
diff --git a/changelogs/unreleased/issue-templates-summary-lines.yml b/changelogs/unreleased/issue-templates-summary-lines.yml
new file mode 100644
index 00000000000..0c8c3d884ce
--- /dev/null
+++ b/changelogs/unreleased/issue-templates-summary-lines.yml
@@ -0,0 +1,4 @@
+---
+title: Add summary lines for collapsed details in the bug report template
+merge_request:
+author: