diff --git a/docx-wasm/js/index.ts b/docx-wasm/js/index.ts
index 3de2fd5..ff9926d 100644
--- a/docx-wasm/js/index.ts
+++ b/docx-wasm/js/index.ts
@@ -227,6 +227,10 @@ export class Docx {
         paragraph = paragraph.align(wasm.AlignmentType.Distribute);
         break;
       }
+      case "both": {
+        paragraph = paragraph.align(wasm.AlignmentType.Both);
+        break;
+      }
       case "end": {
         paragraph = paragraph.align(wasm.AlignmentType.End);
         break;
diff --git a/docx-wasm/js/paragraph.ts b/docx-wasm/js/paragraph.ts
index 203ddfa..b98cd8a 100644
--- a/docx-wasm/js/paragraph.ts
+++ b/docx-wasm/js/paragraph.ts
@@ -19,6 +19,7 @@ export type AlignmentType =
   | "center"
   | "left"
   | "right"
+  | "both"
   | "justified"
   | "distribute"
   | "end";
diff --git a/docx-wasm/package.json b/docx-wasm/package.json
index 7d19354..a97f887 100644
--- a/docx-wasm/package.json
+++ b/docx-wasm/package.json
@@ -1,6 +1,6 @@
 {
   "name": "docx-wasm",
-  "version": "0.0.81",
+  "version": "0.0.86",
   "main": "dist/node/index.js",
   "browser": "dist/web/index.js",
   "author": "bokuweb <bokuweb12@gmail.com>",