diff --git a/src/resources/styles.ts b/src/resources/styles.ts
index 56f11d6b5c..2313327b54 100644
--- a/src/resources/styles.ts
+++ b/src/resources/styles.ts
@@ -90,6 +90,7 @@ export const derivedStyles = {
   "mdc-radio-disabled-color": "var(--disabled-text-color)",
   "mdc-tab-text-label-color-default": "var(--primary-text-color)",
   "mdc-button-disabled-ink-color": "var(--disabled-text-color)",
+  "mdc-button-outline-color": "var(--divider-color)",
   "mdc-dialog-scroll-divider-color": "var(--divider-color)",
 };