diff --git a/metadata/de.skubware.opentraining.txt b/metadata/de.skubware.opentraining.txt
index 97a42e35c4..5844f3c667 100644
--- a/metadata/de.skubware.opentraining.txt
+++ b/metadata/de.skubware.opentraining.txt
@@ -93,6 +93,16 @@ Build:0.7.1,27
         mv ../build.gradle . && \
         sed -i -e '/versionCode 1/d' -e '/versionName "1.0"/d' -e 's@app/@@g' build.gradle
 
+Build:0.7.3,29
+    commit=v0.7.3
+    subdir=app
+    gradle=yes
+    srclibs=NineOldAndroids@2.4.0
+    rm=app/libs/acra-4.5.0.jar,app/libs/nineoldandroids-2.4.0.jar
+    prebuild=cp -r $$NineOldAndroids$$/src/com  src/ && \
+        mv ../build.gradle . && \
+        sed -i -e '/versionCode 1/d' -e '/versionName "1.0"/d' -e 's@app/@@g' build.gradle
+
 Auto Update Mode:None
 Update Check Mode:Tags
 Current Version:0.7.3