diff --git a/lib/mincer/context.js b/lib/mincer/context.js
index <HASH>..<HASH> 100644
--- a/lib/mincer/context.js
+++ b/lib/mincer/context.js
@@ -406,6 +406,7 @@ Context.prototype.annotateError = function(err, klass) {
   }
 
   err.message = prefix + err.message + '  (in ' + location + ')';
+  err.type = 'MINCER_PROCESSOR';
 
   return err;
 };
Mark type of thrown errors. Closes #<I>