diff --git a/lib/shoulda/matchers/active_model/allow_value_matcher.rb b/lib/shoulda/matchers/active_model/allow_value_matcher.rb
index b74df40e..e2ea36ca 100644
--- a/lib/shoulda/matchers/active_model/allow_value_matcher.rb
+++ b/lib/shoulda/matchers/active_model/allow_value_matcher.rb
@@ -43,10 +43,10 @@ module Shoulda # :nodoc:
 
         def matches?(instance)
           @instance = instance
-          @values_to_match.all? do |value|
+          @values_to_match.none? do |value|
             @value = value
             @instance.send("#{@attribute}=", @value)
-            ! errors_match?
+            errors_match?
           end
         end