diff --git a/app/assets/javascripts/environments/components/environment.js.es6 b/app/assets/javascripts/environments/components/environment.js.es6
index fea642467fa3532fb49b9b9baa51a9c9b9abc0bf..971be04e2d27adc0ca6239e3c4e49b9eccc514a9 100644
--- a/app/assets/javascripts/environments/components/environment.js.es6
+++ b/app/assets/javascripts/environments/components/environment.js.es6
@@ -182,7 +182,7 @@
                   <th class="environments-deploy">Last deployment</th>
                   <th class="environments-build">Build</th>
                   <th class="environments-commit">Commit</th>
-                  <th class="environments-date">Created</th>
+                  <th class="environments-date">Updated</th>
                   <th class="hidden-xs environments-actions"></th>
                 </tr>
               </thead>
diff --git a/app/views/projects/environments/show.html.haml b/app/views/projects/environments/show.html.haml
index 6e0d9456900b7bb8bfec6d2a5b7f9c4376a1413d..51c31a09378588d089308049adba86a9f0a9deac 100644
--- a/app/views/projects/environments/show.html.haml
+++ b/app/views/projects/environments/show.html.haml
@@ -33,7 +33,7 @@
               %th ID
               %th Commit
               %th Build
-              %th
+              %th Created
               %th.hidden-xs
 
           = render @deployments
diff --git a/changelogs/unreleased/27494-environment-list-column-headers.yml b/changelogs/unreleased/27494-environment-list-column-headers.yml
new file mode 100644
index 0000000000000000000000000000000000000000..798c01f3238763e5d34441ac3e0f27d6e6697764
--- /dev/null
+++ b/changelogs/unreleased/27494-environment-list-column-headers.yml
@@ -0,0 +1,4 @@
+---
+title: Edited the column header for the environments list from created to updated and added created to environments detail page colum header titles
+merge_request:
+author: