diff --git a/libraries/proguard-dart.pro b/libraries/proguard-dart.pro
new file mode 100644
index 0000000..490ac42
--- /dev/null
+++ b/libraries/proguard-dart.pro
@@ -0,0 +1,9 @@
+# https://github.com/f2prateek/dart
+-dontwarn com.f2prateek.dart.internal.**
+-keep class **$$ExtraInjector { *; }
+-keepclasseswithmembernames class * {
+    @com.f2prateek.dart.* <fields>;
+}
+#for dart 2.0 only
+-keep class **Henson { *; }
+-keep class **$$IntentBuilder { *; }