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-rw-r--r--activemodel/lib/active_model/observing.rb3
1 files changed, 1 insertions, 2 deletions
diff --git a/activemodel/lib/active_model/observing.rb b/activemodel/lib/active_model/observing.rb
index 7a910d18e7..cd8eb357de 100644
--- a/activemodel/lib/active_model/observing.rb
+++ b/activemodel/lib/active_model/observing.rb
@@ -187,8 +187,7 @@ module ActiveModel
def observe(*models)
models.flatten!
models.collect! { |model| model.respond_to?(:to_sym) ? model.to_s.camelize.constantize : model }
- remove_possible_method(:observed_classes)
- define_method(:observed_classes) { models }
+ redefine_method(:observed_classes) { models }
end
# Returns an array of Classes to observe.