diff --git a/metadata/com.github.axet.bookreader.txt b/metadata/com.github.axet.bookreader.txt
index cce79c967b..e7514e5049 100644
--- a/metadata/com.github.axet.bookreader.txt
+++ b/metadata/com.github.axet.bookreader.txt
@@ -197,7 +197,13 @@ Build:1.6.2,217
     gradle=yes
     prebuild=sed -i -e '/variant.outputs.each/,/}$/d; /enable true/d' build.gradle
 
+Build:1.6.4,219
+    commit=bookreader-1.6.4
+    subdir=app
+    gradle=yes
+    prebuild=sed -i -e '/variant.outputs.each/,/}$/d; /enable true/d' build.gradle
+
 Auto Update Mode:Version bookreader-%v
 Update Check Mode:Tags
-Current Version:1.6.2
-Current Version Code:217
+Current Version:1.6.4
+Current Version Code:219