diff --git a/core/proguard.flags b/core/proguard.flags
index 447e7c5..782d61a 100644
--- a/core/proguard.flags
+++ b/core/proguard.flags
@@ -70,4 +70,8 @@
 #  public static final android.os.Parcelable$Creator *;
 #}
 
-
+# The support library contains references to newer platform versions.
+# Don't warn about those in case this app is linking against an older
+# platform version.  We know about them, and they are safe.
+# See proguard-android.txt in the SDK package.
+-dontwarn android.support.**