diff --git a/app/src/main/java/io/nekohasekai/sagernet/ui/MainActivity.kt b/app/src/main/java/io/nekohasekai/sagernet/ui/MainActivity.kt
index ed5dd6e..e8a17fc 100644
--- a/app/src/main/java/io/nekohasekai/sagernet/ui/MainActivity.kt
+++ b/app/src/main/java/io/nekohasekai/sagernet/ui/MainActivity.kt
@@ -260,7 +260,7 @@ class MainActivity : ThemedActivity(),
             }
             .setNeutralButton(android.R.string.cancel, null)
             .setNeutralButton(R.string.action_learn_more) { _, _ ->
-                launchCustomTab("https://matsuridayo.github.io/m-plugin/")
+                launchCustomTab("https://matsuridayo.github.io/nb4a-plugin/")
             }
             .show()
     }
diff --git a/nb4a.properties b/nb4a.properties
index 0535d5c..d6dd912 100644
--- a/nb4a.properties
+++ b/nb4a.properties
@@ -1,3 +1,3 @@
 PACKAGE_NAME=moe.nb4a
-VERSION_NAME=1.3.8
-VERSION_CODE=42
+VERSION_NAME=1.3.9
+VERSION_CODE=43