diff --git a/.github/copilot-instructions.md b/.github/copilot-instructions.md
index 25145b5d6..196f264bb 100644
--- a/.github/copilot-instructions.md
+++ b/.github/copilot-instructions.md
@@ -30,7 +30,7 @@
 - 书籍文件支持 TXT、EPUB、PDF、UMD，解析入口为 `model/localBook/LocalBook.kt`。
 
 ## 外部依赖与集成
-- 主要依赖：JsoupXpath、json-path、rhino-android、okhttp、glide、nanohttpd、bga-qrcode-zxing、colorpicker、commons-text、markwon、hanlp、epublib-core 等。
+- 主要依赖：JsoupXpath、json-path、rhino-android、okhttp、glide、ktor、bga-qrcode-zxing、colorpicker、commons-text、markwon、hanlp、epublib-core 等。
 - 依赖声明见 `build.gradle`、`app/build.gradle`，部分第三方库源码在 `lib/`。
 
 ## 典型开发场景示例
diff --git a/CLAUDE.md b/CLAUDE.md
index 4bc42530f..742f67c17 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -86,7 +86,7 @@ Additional top-level packages:
 - **`help/`** — Infrastructure "glue": HTTP (OkHttp + Cronet), book content processing, backup/WebDAV, JS engine, config
 - **`model/`** — Runtime state coordinators (not entities): `ReadBook`, `AudioPlay`, `CacheBook`, `BookCover`, etc.
 - **`service/`** — Android foreground/background services (audio playback, TTS, download, web server)
-- **`web/`** — Embedded HTTP server (NanoHTTPD) for remote bookshelf/source editing
+- **`web/`** — Embedded HTTP server (Ktor) for remote bookshelf/source editing
 - **`lib/`** — Third-party library wrappers (MOBI parser, WebDAV client, legacy View theme system, cronet)
 - **`base/`** — Abstract Activity/Fragment/ViewModel base classes
 - **`utils/`** — Extension functions and utility classes (~70 files)
diff --git a/app/src/main/java/io/legado/app/web/ReadMe.md b/app/src/main/java/io/legado/app/web/ReadMe.md
index aee2e2dc6..ebf7a86cb 100644
--- a/app/src/main/java/io/legado/app/web/ReadMe.md
+++ b/app/src/main/java/io/legado/app/web/ReadMe.md
@@ -1,5 +1,4 @@
 # web服务
 
 * controller 数据操作
-* HttpServer http服务
-* WebSocketServer 持续通讯服务
\ No newline at end of file
+* KtorServer http服务与WebSocket服务
\ No newline at end of file
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index aefc32034..d767bb934 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -54,7 +54,6 @@ material3IconsExtended = "1.7.8"
 materialKolor = "4.1.1"
 media = "1.8.0"
 media3 = "1.8.0"
-nanoHttpd = "2.3.1"
 navigationCompose = "2.9.8"
 okhttp = "5.3.2"
 palette = "1.0.0"
@@ -188,9 +187,6 @@ ktor-serialization-gson = { module = "io.ktor:ktor-serialization-gson", version.
 ktor-server-cors = { module = "io.ktor:ktor-server-cors", version.ref = "ktor" }
 ktor-server-websockets = { module = "io.ktor:ktor-server-websockets", version.ref = "ktor" }
 
-nanohttpd-nanohttpd = { module = "org.nanohttpd:nanohttpd", version.ref = "nanoHttpd" }
-nanohttpd-websocket = { module = "org.nanohttpd:nanohttpd-websocket", version.ref = "nanoHttpd" }
-
 navigation-compose = { module = "androidx.navigation:navigation-compose" }
 preference-preference = { module = "androidx.preference:preference", version.ref = "preference" }
 preference-ktx = { module = "androidx.preference:preference-ktx", version.ref = "preference" }