diff --git a/metadata/es.usc.citius.servando.calendula.txt b/metadata/es.usc.citius.servando.calendula.txt
index d1570f21f8..12f7e8e5d7 100644
--- a/metadata/es.usc.citius.servando.calendula.txt
+++ b/metadata/es.usc.citius.servando.calendula.txt
@@ -1,6 +1,6 @@
 Categories:Time
 License:GPL-3.0
-Web Site:https://github.com/citiususc/calendula/blob/HEAD/readme.md
+Web Site:https://tec.citius.usc.es/calendula/
 Source Code:https://github.com/citiususc/calendula
 Issue Tracker:https://github.com/citiususc/calendula/issues
 
@@ -124,14 +124,19 @@ Build:2.3.5,21
         popd && \
         cp $$google-rfc-2445$$/jars/rfc2445.jar libs/
 
+Build:2.4.1,30
+    commit=1cf175cf96eb43d95c1d7112c2f944007f0561c5
+    subdir=Calendula
+    gradle=yes
+    srclibs=google-rfc-2445@6a774da03398607cd8c416aa8bd769887b970d07
+    rm=Calendula/libs/*.jar
+    prebuild=pushd $$google-rfc-2445$$ && \
+        ant && \
+        popd && \
+        cp $$google-rfc-2445$$/jars/rfc2445.jar libs/
+
 Maintainer Notes:
 * Tags are unreliable
-*
-    srclibs=ActiveAndroid@08c6335cd7324c6e72da536b0c6fffa5a798f6a2
-    prebuild=pushd $$ActiveAndroid$$ && \
-        sed -i 's@<version>3.8.2</version>@<version>3.7.0</version>@g' pom.xml pom-child.xml tests/pom.xml && \
-        $$MVN3$$ -Dmaven.test.skip=true install && popd && \
-        sed -i -e '/sonatype/d' -e '/mavenCentral/amavenLocal()' -e 's/michaelpardo/activeandroid/g' -e 's/3.1.0-SNAPSHOT/3.1-SNAPSHOT/g'  build.gradle
 .
 
 Auto Update Mode:None
diff --git a/srclibs/google-rfc-2445.txt b/srclibs/google-rfc-2445.txt
index 5d6a06f0c1..5c55bb3948 100644
--- a/srclibs/google-rfc-2445.txt
+++ b/srclibs/google-rfc-2445.txt
@@ -1,2 +1,2 @@
-Repo Type:git-svn
-Repo:https://google-rfc-2445.googlecode.com/svn/trunk/
+Repo Type:git
+Repo:https://github.com/jcvanderwal/google-rfc-2445