--- files/patch-gemspec	(nonexistent)
+++ files/patch-gemspec	(working copy)
@@ -0,0 +1,29 @@ 
+--- rails.gemspec.orig	2019-04-19 19:07:26.167396000 +0900
++++ rails.gemspec	2019-04-19 19:09:27.336044000 +0900
+@@ -30,7 +30,7 @@
+       s.add_runtime_dependency(%q<actionmailer>.freeze, ["= 4.2.11.1"])
+       s.add_runtime_dependency(%q<activejob>.freeze, ["= 4.2.11.1"])
+       s.add_runtime_dependency(%q<railties>.freeze, ["= 4.2.11.1"])
+-      s.add_runtime_dependency(%q<bundler>.freeze, [">= 1.3.0", "< 2.0"])
++      s.add_runtime_dependency(%q<bundler>.freeze, [">= 1.3.0"])
+       s.add_runtime_dependency(%q<sprockets-rails>.freeze, [">= 0"])
+     else
+       s.add_dependency(%q<activesupport>.freeze, ["= 4.2.11.1"])
+@@ -41,7 +41,7 @@
+       s.add_dependency(%q<actionmailer>.freeze, ["= 4.2.11.1"])
+       s.add_dependency(%q<activejob>.freeze, ["= 4.2.11.1"])
+       s.add_dependency(%q<railties>.freeze, ["= 4.2.11.1"])
+-      s.add_dependency(%q<bundler>.freeze, [">= 1.3.0", "< 2.0"])
++      s.add_dependency(%q<bundler>.freeze, [">= 1.3.0"])
+       s.add_dependency(%q<sprockets-rails>.freeze, [">= 0"])
+     end
+   else
+@@ -53,7 +53,7 @@
+     s.add_dependency(%q<actionmailer>.freeze, ["= 4.2.11.1"])
+     s.add_dependency(%q<activejob>.freeze, ["= 4.2.11.1"])
+     s.add_dependency(%q<railties>.freeze, ["= 4.2.11.1"])
+-    s.add_dependency(%q<bundler>.freeze, [">= 1.3.0", "< 2.0"])
++    s.add_dependency(%q<bundler>.freeze, [">= 1.3.0"])
+     s.add_dependency(%q<sprockets-rails>.freeze, [">= 0"])
+   end
+ end