diff --git a/changelogs/fragments/7328.yml b/changelogs/fragments/7328.yml
new file mode 100644
index 000000000000..2e2f63275d8b
--- /dev/null
+++ b/changelogs/fragments/7328.yml
@@ -0,0 +1,2 @@
+fix:
+- [Navigation] Update dev tools tab css for new left navigation ([#7328](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/7328))
\ No newline at end of file
diff --git a/src/plugins/dev_tools/public/index.scss b/src/plugins/dev_tools/public/index.scss
index 56d7bc9c11c1..554452a8923e 100644
--- a/src/plugins/dev_tools/public/index.scss
+++ b/src/plugins/dev_tools/public/index.scss
@@ -26,9 +26,3 @@
   margin: 7px 8px 0 0;
   min-width: 400px;
 }
-
-.devAppTabs {
-  display: flex;
-  flex-flow: row wrap;
-  justify-content: space-between;
-}