diff --git a/ui/packages/consul-ui/app/components/tab-nav/index.hbs b/ui/packages/consul-ui/app/components/tab-nav/index.hbs
index 62a978ecb4..1e9d2d7cb3 100644
--- a/ui/packages/consul-ui/app/components/tab-nav/index.hbs
+++ b/ui/packages/consul-ui/app/components/tab-nav/index.hbs
@@ -1,5 +1,12 @@
 <nav
-  style={{if selectedWidth (concat '--selected-width:' selectedWidth ';--selected-left:' selectedLeft ';--selected-height:' selectedHeight ';--selected-top:' selectedTop) undefined}}
+  style={{{if selectedWidth (concat
+      '--selected-width:' selectedWidth ';'
+      '--selected-left:' selectedLeft ';'
+      '--selected-height:' selectedHeight ';'
+      '--selected-top:' selectedTop
+    )
+    undefined
+  }}}
   role="tablist"
   class={{concat 'tab-nav' (if isAnimatable ' animatable' '')}}
   id={{guid}}>