diff --git a/CHANGELOG.md b/CHANGELOG.md
index ed7df4d3..c4d2e1c0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 # Changelog
 
+## [1.0.22] - 2025-10-02
+
+### Fixed
+
+- Decode URL-encoded `file://` roots on Windows when resolving `DATA_DIR`, preventing paths like `e%3A` from being used and ensuring files are written to the correct drive.
+
 ## [1.0.21] - 2025-01-13
 
 ### Added
@@ -32,6 +38,7 @@
 - **Node.js HTTP Server**: RESTful API endpoints for task and profile management
 - **HTML5 Drag & Drop**: Native browser API for intuitive tab reordering
 - **CSS Grid & Flexbox**: Responsive layout system with mobile-first approach
+
 ### Changed
 
 - Updated documentation to reflect new configuration options (99baa0f, 8771a5b)
diff --git a/package.json b/package.json
index da429e26..7cd3f8da 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mcp-shrimp-task-manager",
-  "version": "1.0.21",
+  "version": "1.0.22",
   "description": "Shrimp Task Manager is a task tool built for AI Agents, emphasizing chain-of-thought, reflection, and style consistency. It converts natural language into structured dev tasks with dependency tracking and iterative refinement, enabling agent-like developer behavior in reasoning AI systems",
   "main": "dist/index.js",
   "type": "module",
@@ -48,4 +48,4 @@
     "typescript": "^5.2.2",
     "vitest": "^1.0.0"
   }
-}
+}
\ No newline at end of file
diff --git a/src/utils/paths.ts b/src/utils/paths.ts
index 03224eef..a8e8c245 100644
--- a/src/utils/paths.ts
+++ b/src/utils/paths.ts
@@ -52,14 +52,25 @@ export async function getDataDir(): Promise<string> {
           root.uri.startsWith("file://")
         );
         if (firstFileRoot) {
-          // 從 file:// URI 中提取實際路徑
-          // Extract actual path from file:// URI
+          // 從 file:// URI 中提取實際路徑並進行 URL 解碼
+          // Extract actual path from file:// URI and URL decode
           // Windows: file:///C:/path -> C:/path
           // Unix: file:///path -> /path
-          if (process.platform === 'win32') {
-            rootPath = firstFileRoot.uri.replace("file:///", "").replace(/\//g, "\\");
+          let rawPath: string;
+          if (process.platform === "win32") {
+            rawPath = firstFileRoot.uri
+              .replace("file:///", "")
+              .replace(/\//g, "\\");
           } else {
-            rootPath = firstFileRoot.uri.replace("file://", "");
+            rawPath = firstFileRoot.uri.replace("file://", "");
+          }
+
+          try {
+            // URL decode the path to handle %3A -> : conversion and other encoded characters
+            rootPath = decodeURIComponent(rawPath);
+          } catch (error) {
+            // If URL decoding fails, use the raw path as fallback
+            rootPath = rawPath;
           }
         }
       }