diff --git a/gradle/changelog/drop_down_z_index.yaml b/gradle/changelog/drop_down_z_index.yaml
new file mode 100644
index 0000000000..58989a6c80
--- /dev/null
+++ b/gradle/changelog/drop_down_z_index.yaml
@@ -0,0 +1,2 @@
+- type: fixed
+  description: Fix drop down arrow z index
diff --git a/scm-ui/ui-styles/src/components/_main.scss b/scm-ui/ui-styles/src/components/_main.scss
index 1a219b5781..3888097653 100644
--- a/scm-ui/ui-styles/src/components/_main.scss
+++ b/scm-ui/ui-styles/src/components/_main.scss
@@ -710,6 +710,9 @@ form .field:not(.is-grouped) {
     &.disabled::after {
       border-color: #7a7a7a;
     }
+    &::after {
+      z-index: initial;
+    }
   }
 }