diff --git a/src/vi/vlogtruyen/build.gradle b/src/vi/vlogtruyen/build.gradle
index 2b73ab619..ca93ba415 100644
--- a/src/vi/vlogtruyen/build.gradle
+++ b/src/vi/vlogtruyen/build.gradle
@@ -1,7 +1,7 @@
 ext {
     extName = 'VlogTruyen'
     extClass = '.VlogTruyen'
-    extVersionCode = 8
+    extVersionCode = 9
     isNsfw = true
 }
 
diff --git a/src/vi/vlogtruyen/src/eu/kanade/tachiyomi/extension/vi/vlogtruyen/VlogTruyen.kt b/src/vi/vlogtruyen/src/eu/kanade/tachiyomi/extension/vi/vlogtruyen/VlogTruyen.kt
index a08c6e607..6ff590c51 100644
--- a/src/vi/vlogtruyen/src/eu/kanade/tachiyomi/extension/vi/vlogtruyen/VlogTruyen.kt
+++ b/src/vi/vlogtruyen/src/eu/kanade/tachiyomi/extension/vi/vlogtruyen/VlogTruyen.kt
@@ -41,7 +41,7 @@ class VlogTruyen : ParsedHttpSource(), ConfigurableSource {
 
     override val id: Long = 6425642624422299254
 
-    private val defaultBaseUrl = "https://vlogtruyen45.com"
+    private val defaultBaseUrl = "https://vlogtruyen48.com"
 
     override val baseUrl by lazy { getPrefBaseUrl() }
 
@@ -159,7 +159,7 @@ class VlogTruyen : ParsedHttpSource(), ConfigurableSource {
     override fun pageListParse(document: Document): List<Page> {
         val loginRequired = document.selectFirst(".area-show-content span")
 
-        if (loginRequired!!.text() == "Xin lỗi, bạn cần đăng nhập để đọc được chapter này!") {
+        if (loginRequired?.text() == "Xin lỗi, bạn cần đăng nhập để đọc được chapter này!") {
             throw Exception("${loginRequired.text()} \n Hãy đăng nhập trong WebView.")
         }
         return document.select("img.image-commic").mapIndexed { i, e ->