diff --git a/metadata/org.domogik.domodroid13.txt b/metadata/org.domogik.domodroid13.txt
index 940fea7714..3ed0ceafd5 100644
--- a/metadata/org.domogik.domodroid13.txt
+++ b/metadata/org.domogik.domodroid13.txt
@@ -59,6 +59,19 @@ Build:1.4,20
         popd && \
         cp $$AChartEngineFr3ts0n$$/target/achartengine-1.2.0.jar libs/
 
+Build:1.4,21
+    disable=buggy
+    commit=1.4.21
+    subdir=Domodroid
+    gradle=yes
+    srclibs=AChartEngineFr3ts0n@e2594a4a257cfeacba3595f1b16218a5541810c3
+    forceversion=yes
+    rm=Domodroid/libs/*.jar
+    prebuild=pushd $$AChartEngineFr3ts0n$$ && \
+        $$MVN3$$ package && \
+        popd && \
+        cp $$AChartEngineFr3ts0n$$/target/achartengine-1.2.0.jar libs/
+
 Build:1.4,22
     commit=1.4.22
     subdir=Domodroid