diff --git a/astrid/proguard.cfg b/astrid/proguard.cfg
index 305d15bc8..e5192ca45 100644
--- a/astrid/proguard.cfg
+++ b/astrid/proguard.cfg
@@ -11,8 +11,10 @@
 -keep, allowshrinking, allowoptimization class com.todoroo.**
 -keep class com.mdimension.**
 -keep class com.google.common.base.Preconditions
--keep class com.google.gson.stream.JsonReader
 -keep class * extends com.todoroo.andlib.data.AbstractModel
+-keep class com.google.gson.stream.JsonReader {
+    public void setLenient(boolean);
+}
 
 # ignore reflection-based access from google libraries
 -dontwarn com.google.**