diff --git a/shell/Ui/BarIndicator.qml b/shell/Ui/BarIndicator.qml
index 91e48027..21bbfaf7 100644
--- a/shell/Ui/BarIndicator.qml
+++ b/shell/Ui/BarIndicator.qml
@@ -43,4 +43,5 @@ BarIconButton {
   useActiveColor: false
   maintainIndicatorReveal: indicatorBlock === "inactive"
   revealHost: indicatorHost
+  fontSize: Style.font.caption
 }
diff --git a/test/shell.d/bar-icon-geometry-test.sh b/test/shell.d/bar-icon-geometry-test.sh
index c1f76208..fae4b579 100644
--- a/test/shell.d/bar-icon-geometry-test.sh
+++ b/test/shell.d/bar-icon-geometry-test.sh
@@ -73,6 +73,10 @@ ShellRoot {
       fail("vertical indicator does not use the shared slot")
       return
     }
+    if (verticalIndicator.glyphFontSize !== Style.font.caption) {
+      fail("indicator does not use the secondary icon scale")
+      return
+    }
     if (Math.abs(verticalIndicator.opticalCenterErrorX) > 0.5) {
       fail("vertical indicator is not optically centered")
       return