diff --git a/astrid/proguard.cfg b/astrid/proguard.cfg
index 87a779ad6..8501379a3 100644
--- a/astrid/proguard.cfg
+++ b/astrid/proguard.cfg
@@ -41,6 +41,8 @@
 -keep public class * extends android.app.backup.BackupAgentHelper
 -keep public class * extends android.preference.Preference
 
+-keep public class com.crittercism.*
+
 -keepclassmembers public class com.crittercism.* {
     *;
 }