diff --git a/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditActivity.kt b/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditActivity.kt
index bf52075a9..5e4e8d476 100644
--- a/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditActivity.kt
@@ -202,7 +202,13 @@ class BookSourceEditActivity :
             add(EditEntity("loginUrl", source?.loginUrl, R.string.login_url))
             add(EditEntity("bookUrlPattern", source?.bookUrlPattern, R.string.book_url_pattern))
             add(EditEntity("header", source?.header, R.string.source_http_header))
-
+            add(
+                EditEntity(
+                    "concurrentRate",
+                    source?.concurrentRate,
+                    R.string.source_concurrent_rate
+                )
+            )
         }
         //搜索
         val sr = source?.getSearchRule()
@@ -294,6 +300,7 @@ class BookSourceEditActivity :
                 "bookUrlPattern" -> source.bookUrlPattern = it.value
                 "header" -> source.header = it.value
                 "bookSourceComment" -> source.bookSourceComment = it.value ?: ""
+                "concurrentRate" -> source.concurrentRate = it.value
             }
         }
         searchEntities.forEach {
diff --git a/app/src/main/res/values-es-rES/strings.xml b/app/src/main/res/values-es-rES/strings.xml
index dbe8305ff..f5d756348 100644
--- a/app/src/main/res/values-es-rES/strings.xml
+++ b/app/src/main/res/values-es-rES/strings.xml
@@ -393,6 +393,7 @@
     <string name="source_group">源分组(sourceGroup)</string>
     <string name="diy_source_group">自定义源分组</string>
     <string name="diy_edit_source_group">输入自定义源分组名称</string>
+    <string name="source_concurrent_rate">并发率(concurrentRate)</string>
     <string name="sort_url">分类Url</string>
     <string name="login_url">登录URL(loginUrl)</string>
     <string name="comment">源注释(sourceComment)</string>
diff --git a/app/src/main/res/values-ja-rJP/strings.xml b/app/src/main/res/values-ja-rJP/strings.xml
index 2df18fdb4..011813ba0 100644
--- a/app/src/main/res/values-ja-rJP/strings.xml
+++ b/app/src/main/res/values-ja-rJP/strings.xml
@@ -393,6 +393,7 @@
     <string name="source_group">源分组(sourceGroup)</string>
     <string name="diy_source_group">自定义源分组</string>
     <string name="diy_edit_source_group">输入自定义源分组名称</string>
+    <string name="source_concurrent_rate">并发率(concurrentRate)</string>
     <string name="sort_url">分类Url</string>
     <string name="login_url">登录URL(loginUrl)</string>
     <string name="comment">源注释(sourceComment)</string>
diff --git a/app/src/main/res/values-pt-rBR/strings.xml b/app/src/main/res/values-pt-rBR/strings.xml
index 8b413ed2a..d79a5f2da 100644
--- a/app/src/main/res/values-pt-rBR/strings.xml
+++ b/app/src/main/res/values-pt-rBR/strings.xml
@@ -393,6 +393,7 @@
     <string name="source_group">源分组(fonteGrupo)</string>
     <string name="diy_source_group">自定义源分组</string>
     <string name="diy_edit_source_group">输入自定义源分组名称</string>
+    <string name="source_concurrent_rate">并发率(concurrentRate)</string>
     <string name="sort_url">分类Url</string>
     <string name="login_url">登录URL(loginUrl)</string>
     <string name="comment">源注释(fonteComentário)</string>
diff --git a/app/src/main/res/values-zh-rHK/strings.xml b/app/src/main/res/values-zh-rHK/strings.xml
index 94be838df..3c2a27676 100644
--- a/app/src/main/res/values-zh-rHK/strings.xml
+++ b/app/src/main/res/values-zh-rHK/strings.xml
@@ -389,6 +389,7 @@
     <string name="source_url">源URL (sourceUrl)</string>
     <string name="source_group">源分組 (sourceGroup)</string>
     <string name="sort_url">分類 Url</string>
+    <string name="source_concurrent_rate">并发率(concurrentRate)</string>
     <string name="login_url">登錄 URL(loginUrl)</string>
     <string name="comment">源注釋(sourceComment)</string>
     <string name="r_search_url">搜索地址 (url)</string>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index e73f203ad..263d3a6d9 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -392,6 +392,7 @@
     <string name="source_group">源分組(sourceGroup)</string>
     <string name="diy_source_group">自訂源分組</string>
     <string name="diy_edit_source_group">輸入自訂源分組名稱</string>
+    <string name="source_concurrent_rate">并发率(concurrentRate)</string>
     <string name="sort_url">分類Url</string>
     <string name="login_url">登入URL(loginUrl)</string>
     <string name="comment">源注釋(sourceComment)</string>
diff --git a/app/src/main/res/values-zh/strings.xml b/app/src/main/res/values-zh/strings.xml
index ca37cecdb..d714d20e5 100644
--- a/app/src/main/res/values-zh/strings.xml
+++ b/app/src/main/res/values-zh/strings.xml
@@ -392,6 +392,7 @@
     <string name="source_group">源分组(sourceGroup)</string>
     <string name="diy_source_group">自定义源分组</string>
     <string name="diy_edit_source_group">输入自定义源分组名称</string>
+    <string name="source_concurrent_rate">并发率(concurrentRate)</string>
     <string name="sort_url">分类Url</string>
     <string name="login_url">登录URL(loginUrl)</string>
     <string name="comment">源注释(sourceComment)</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 7db201c7b..2c9741162 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -393,7 +393,7 @@
     <string name="source_group">源分组(sourceGroup)</string>
     <string name="diy_source_group">自定义源分组</string>
     <string name="diy_edit_source_group">输入自定义源分组名称</string>
-
+    <string name="source_concurrent_rate">并发率(concurrentRate)</string>
     <string name="sort_url">分类Url</string>
     <string name="login_url">登录URL(loginUrl)</string>
     <string name="comment">源注释(sourceComment)</string>