diff --git a/metadata/de.ph1b.audiobook.txt b/metadata/de.ph1b.audiobook.txt
index 6183a697f1..4fa36ef71c 100644
--- a/metadata/de.ph1b.audiobook.txt
+++ b/metadata/de.ph1b.audiobook.txt
@@ -428,11 +428,13 @@ Build:2.8.0.4.3,135
     gradle=yes
 
 Build:v2.9,138
+    disable=pre-release ConstraintLayout
     commit=v2.9
     subdir=audiobook
     gradle=yes
 
 Build:v2.9.0.1,139
+    disable=pre-release ConstraintLayout
     commit=v2.9.0.1
     subdir=audiobook
     gradle=yes