diff --git a/dunlop-core.gemspec b/dunlop-core.gemspec
index 24c0301..0d59659 100644
--- a/dunlop-core.gemspec
+++ b/dunlop-core.gemspec
@@ -18,7 +18,7 @@ Gem::Specification.new do |s|
 
   s.add_dependency "rails", ">= 4.2.6"
   s.add_dependency 'slim-rails'
-  s.add_dependency 'record_collection', '>= 0.10.4'
+  #s.add_dependency 'record_collection', '>= 0.10.4'
   s.add_dependency 'request_store'
   s.add_dependency 'ransack'
   s.add_dependency 'responders'
@@ -33,10 +33,10 @@ Gem::Specification.new do |s|
   s.add_dependency 'cancancan'
 
   # assets
-  s.add_dependency 'momentjs-rails'
-  s.add_dependency 'pickadate-rails', '~> 3.5.5.0' # 3.5.6.0 does not work with editable: true
+  #s.add_dependency 'momentjs-rails'
+  #s.add_dependency 'pickadate-rails', '~> 3.5.5.0' # 3.5.6.0 does not work with editable: true
   s.add_dependency 'coffee-rails' #, '~> 4.1'
-  s.add_dependency 'js-routes'
+  #s.add_dependency 'js-routes'
   s.add_dependency "sass-rails", ">= 5.0.4"
 
   # End user development dependencies