diff --git a/rubygem-ferret-0.11.8.4-make-rake-just-development-dependency.patch b/rubygem-ferret-0.11.8.4-make-rake-just-development-dependency.patch
deleted file mode 100644
index f8aa23b..0000000
--- a/rubygem-ferret-0.11.8.4-make-rake-just-development-dependency.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- specifications/ferret-0.11.8.4.gemspec
-+++ specifications/ferret-0.11.8.4.gemspec
-@@ -28,7 +28,7 @@
-     s.specification_version = 3
- 
-     if Gem::Version.new(Gem::VERSION) >= Gem::Version.new('1.2.0') then
--      s.add_runtime_dependency(%q<rake>, [">= 0"])
-+      s.add_development_dependency(%q<rake>, [">= 0"])
-     else
-       s.add_dependency(%q<rake>, [">= 0"])
-     end
diff --git a/rubygem-ferret.spec b/rubygem-ferret.spec
index cdd4b0b..f600d69 100644
--- a/rubygem-ferret.spec
+++ b/rubygem-ferret.spec
@@ -17,7 +17,6 @@ Source0: http://rubygems.org/gems/%{gem_name}-%{version}.gem
 Patch0: rubygem-ferret-0.11.8.4-Fix-compatibily-with-minitest.patch
 # Rake should not be runtime requirement.
 # https://github.com/jkraemer/ferret/pull/5
-Patch1: rubygem-ferret-0.11.8.4-make-rake-just-development-dependency.patch
 Patch2: rubygem-ferret-0.11.8.4-Block-variables-has-local-scopes.patch
 # See https://bugs.ruby-lang.org/issues/9889
 Patch3: rubygem-ferret-0.11.8.4-ruby22-hashsize.patch
@@ -52,11 +51,14 @@ gem unpack %{SOURCE0}
 %patch3 -p1
 %patch4 -p1
 
-gem spec %{SOURCE0} -l --ruby > %{gem_name}-%{version}.gemspec
-%patch1 -p1
+gem spec %{SOURCE0} -l --ruby > %{gem_name}.gemspec
+
+%gemspec_remove_dep -g rake '>= 0'
+%gemspec_add_dep -d -g rake '>= 0'
+
 
 %build
-gem build %{gem_name}-%{version}.gemspec
+gem build %{gem_name}.gemspec
 %gem_install
 
 %install