diff --git a/Gemfile b/Gemfile
index 3b155ad..4ffd4fc 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,4 +3,11 @@
 
 source "https://rubygems.org"
 
+gem "pry"
+gem "rake"
+gem "rspec"
+gem "yard"
+gem "webmock"
+gem "webrick"
+
 gemspec
diff --git a/vault.gemspec b/vault.gemspec
index 932c33f..20830ac 100644
--- a/vault.gemspec
+++ b/vault.gemspec
@@ -26,11 +26,4 @@ Gem::Specification.new do |spec|
   spec.add_runtime_dependency "connection_pool",     "~> 2.4"
   spec.add_runtime_dependency "net-http-persistent", "~> 4.0", ">= 4.0.2"
 
-  spec.add_development_dependency "bundler", "~> 2"
-  spec.add_development_dependency "pry",     "~> 0.13.1"
-  spec.add_development_dependency "rake",    "~> 12.0"
-  spec.add_development_dependency "rspec",   "~> 3.5"
-  spec.add_development_dependency "yard",    "~> 0.9.24"
-  spec.add_development_dependency "webmock", "~> 3.8.3"
-  spec.add_development_dependency "webrick", "~> 1.5"
 end