diff --git a/CHANGELOG.md b/CHANGELOG.md
index fe56f31..004bdfe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,13 @@ All notable changes to `@neynar/ui` will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.0.5] - 2025-01-13
+
+### Fixed
+- **Button**: Added `"use client"` directive to fix crash when Button is used in Server Components that call `router.refresh()`. Base UI primitives require client-side rendering.
+
+---
+
 ## [1.0.4] - 2025-01-11
 
 ### Fixed
diff --git a/package.json b/package.json
index 109c227..35cbb41 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@neynar/ui",
-  "version": "1.0.4",
+  "version": "1.0.5",
   "license": "MIT",
   "author": "Neynar Inc.",
   "description": "AI-first React component library for coding agents. LLM-optimized docs, sensible defaults, zero config. Built on shadcn patterns, Base UI, and Tailwind CSS v4.",
diff --git a/src/components/ui/button.tsx b/src/components/ui/button.tsx
index 01313f9..08d81f6 100644
--- a/src/components/ui/button.tsx
+++ b/src/components/ui/button.tsx
@@ -1,3 +1,5 @@
+"use client";
+
 import { Button as ButtonPrimitive } from "@base-ui/react/button";
 import { cva, type VariantProps } from "class-variance-authority";