diff --git a/README.md b/README.md
index 6e57134..fdc13df 100644
--- a/README.md
+++ b/README.md
@@ -6,4 +6,6 @@ Changes in this fork:
 
 - Expose config and data types
 - Support custom `class` option
+- Support `overrides` option for customizing RoughJS
 - Improved build assets with `.cjs` and `.mjs`
+- `annotation.show()` returns a promise that resolves when the animation is done
diff --git a/src/render.ts b/src/render.ts
index 8cfc74d..31cd47f 100644
--- a/src/render.ts
+++ b/src/render.ts
@@ -16,7 +16,7 @@ function getDefaultOptions(): ResolvedOptions {
   return defaultOptions
 }
 
-function getOptions(type: RoughOptionsType, seed: number): ResolvedOptions {
+function getOptions(type: RoughOptionsType, seed: number, overrides?: Partial<ResolvedOptions>): ResolvedOptions {
   return {
     ...getDefaultOptions(),
     maxRandomnessOffset: 2,
@@ -38,6 +38,7 @@ function getOptions(type: RoughOptionsType, seed: number): ResolvedOptions {
     disableMultiStroke: type !== 'double',
     disableMultiStrokeFill: false,
     seed,
+    ...overrides,
   }
 }
 
@@ -82,7 +83,7 @@ export function renderAnnotation(
   const animate = (config.animate === undefined) ? true : (!!config.animate)
   const iterations = config.iterations || 2
   const rtl = config.rtl ? 1 : 0
-  const o = getOptions('single', seed)
+  const o = getOptions('single', seed, config.overrides)
 
   switch (config.type) {
     case 'underline': {
@@ -182,7 +183,7 @@ export function renderAnnotation(
       break
     }
     case 'circle': {
-      const doubleO = getOptions('double', seed)
+      const doubleO = getOptions('double', seed, config.overrides)
       const width = rect.w + (padding[1] + padding[3])
       const height = rect.h + (padding[0] + padding[2])
       const x = rect.x - padding[3] + (width / 2)
@@ -198,7 +199,7 @@ export function renderAnnotation(
       break
     }
     case 'highlight': {
-      const o = getOptions('highlight', seed)
+      const o = getOptions('highlight', seed, config.overrides)
       strokeWidth = rect.h * 0.95
       const y = rect.y + (rect.h / 2)
       for (let i = rtl; i < iterations + rtl; i++) {
diff --git a/src/types.ts b/src/types.ts
index d310f00..27cc3f2 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -1,3 +1,5 @@
+import type { ResolvedOptions } from 'roughjs/bin/core'
+
 export interface Rect {
   x: number
   y: number
@@ -24,8 +26,14 @@ export interface RoughAnnotationConfigBase {
   padding?: RoughPadding // defaults to 5px
   iterations?: number // defaults to 2
   brackets?: BracketType | BracketType[] // defaults to 'right'
-  // Additional class added to the annotation
+  /**
+   * Additional class to add to the root SVG element
+   */
   class?: string
+  /**
+   * RoughJS options
+   */
+  overrides?: Partial<ResolvedOptions>
 }
 
 export interface RoughAnnotation extends RoughAnnotationConfigBase {