diff --git a/app/src/main/java/io/legado/app/ui/replace/edit/ReplaceEditActivity.kt b/app/src/main/java/io/legado/app/ui/replace/edit/ReplaceEditActivity.kt
index f4a3e0ef9..34a216b9a 100644
--- a/app/src/main/java/io/legado/app/ui/replace/edit/ReplaceEditActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/replace/edit/ReplaceEditActivity.kt
@@ -7,7 +7,6 @@ import android.view.Menu
 import android.view.MenuItem
 import android.widget.EditText
 import androidx.activity.viewModels
-import androidx.core.view.ViewCompat
 import androidx.lifecycle.lifecycleScope
 import io.legado.app.R
 import io.legado.app.base.VMBaseActivity
@@ -148,6 +147,8 @@ class ReplaceEditActivity :
             val edit = view.editableText
             if (start < 0 || start >= edit.length) {
                 edit.append(text)
+            } else if (start > end) {
+                edit.replace(end, start, text)
             } else {
                 //光标所在位置插入文字
                 edit.replace(start, end, text)
diff --git a/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt b/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt
index 417b42836..b576f4acc 100644
--- a/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditActivity.kt
@@ -396,6 +396,8 @@ class RssSourceEditActivity :
             val edit = view.editableText//获取EditText的文字
             if (start < 0 || start >= edit.length) {
                 edit.append(text)
+            } else if (start > end) {
+                edit.replace(end, start, text)
             } else {
                 edit.replace(start, end, text)//光标所在位置插入文字
             }