diff --git a/app/build.gradle b/app/build.gradle
index c32c4035..fcb93cb8 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -144,6 +144,7 @@ dependencies {
     compile 'io.requery:requery-android:1.3.0'
     compile('com.mikepenz:aboutlibraries:5.9.5@aar') { transitive = true }
     compile 'com.github.nightwhistler:HtmlSpanner:0.4'
+    compile 'net.sourceforge.htmlcleaner:htmlcleaner:2.2'
     compile 'me.saket:better-link-movement-method:1.2'
     compile project(':pago')
     compile project(':markdown')
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index ad15696c..8f47a0b2 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -99,4 +99,9 @@
 -keep class .R
 -keep class **.R$* {
     <fields>;
-}
\ No newline at end of file
+}
+
+-keep class net.nightwhistler.** {*;}
+-keep class org.htmlcleaner.** {*;}
+-dontwarn org.jaxen.**
+-dontwarn org.jdom.**
\ No newline at end of file