diff --git a/packages/grafana-ui/src/themes/dark.js b/packages/grafana-ui/src/themes/dark.js
index 3031018bd56..553eb537093 100644
--- a/packages/grafana-ui/src/themes/dark.js
+++ b/packages/grafana-ui/src/themes/dark.js
@@ -1,5 +1,3 @@
-
-
 const defaultTheme = require('./default');
 const tinycolor = require('tinycolor2');
 
diff --git a/packages/grafana-ui/src/utils/storybook/themeKnob.ts b/packages/grafana-ui/src/utils/storybook/themeKnob.ts
deleted file mode 100644
index a3733462bea..00000000000
--- a/packages/grafana-ui/src/utils/storybook/themeKnob.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-import { select } from '@storybook/addon-knobs';
-import { GrafanaTheme } from '../../types';
-
-export const getThemeKnob = (defaultTheme: GrafanaTheme = GrafanaTheme.Dark) => {
-  return select(
-    'Theme',
-    {
-      Default: defaultTheme,
-      Light: GrafanaTheme.Light,
-      Dark: GrafanaTheme.Dark,
-    },
-    defaultTheme
-  );
-};