diff --git a/metadata/dk.jens.backup.txt b/metadata/dk.jens.backup.txt
index 9fcecb60d3..f20e93c728 100644
--- a/metadata/dk.jens.backup.txt
+++ b/metadata/dk.jens.backup.txt
@@ -76,6 +76,8 @@ Build:0.2.9,15
 Build:0.2.10,16
     commit=0.2.10
     target=android-17
+    submodules=yes
+    prebuild=echo "android.library.reference.1=./libs/openpgp-api-lib/" >> project.properties
 
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