diff --git a/app/assets/javascripts/environments/components/environment_monitoring.js b/app/assets/javascripts/environments/components/environment_monitoring.js
index 064e2fc7434bf9d70f1ed8d43a06aa7c0647b000..8c37dd76ae70555a4e3d2339eda86f2a99a4a77f 100644
--- a/app/assets/javascripts/environments/components/environment_monitoring.js
+++ b/app/assets/javascripts/environments/components/environment_monitoring.js
@@ -21,7 +21,6 @@ export default {
       class="btn monitoring-url has-tooltip"
       data-container="body"
       :href="monitoringUrl"
-      target="_blank"
       rel="noopener noreferrer nofollow"
       :title="title"
       :aria-label="title">
diff --git a/changelogs/unreleased/fix-link-prometheus-opening-outside-gitlab.yml b/changelogs/unreleased/fix-link-prometheus-opening-outside-gitlab.yml
new file mode 100644
index 0000000000000000000000000000000000000000..e684a1f6684b4b9ccd44ba84248d4bb84c3e6e8e
--- /dev/null
+++ b/changelogs/unreleased/fix-link-prometheus-opening-outside-gitlab.yml
@@ -0,0 +1,4 @@
+---
+title: Removed target blank from the metrics action inside the environments list
+merge_request: 10726
+author: