diff --git a/packages/Core/src/theme/tooltips.ts b/packages/Core/src/theme/tooltips.ts
index d8b2bb7a80..2a3d8f7e15 100644
--- a/packages/Core/src/theme/tooltips.ts
+++ b/packages/Core/src/theme/tooltips.ts
@@ -3,7 +3,7 @@ import { CSSObject } from '@xstyled/styled-components'
 import { WuiTheme } from './types'
 
 export const getTooltips = (theme: WuiTheme): CSSObject => {
-  const { colors, fontSizes, lineHeights, radii, space, toRem } = theme
+  const { borderWidths, colors, fontSizes, lineHeights, radii, space, toRem } = theme
 
   return {
     maxWidth: toRem(200),
@@ -12,6 +12,7 @@ export const getTooltips = (theme: WuiTheme): CSSObject => {
     padding: `${space.xs} ${space.sm}`,
     fontSize: fontSizes.xs,
     lineHeight: lineHeights.xs,
+    outline: `solid ${borderWidths.sm} ${colors['dark-700']}`,
     borderRadius: radii.sm,
     boxSizing: 'content-box',
   }