diff --git a/lib/vault/api/auth.rb b/lib/vault/api/auth.rb
index 156c1945..af6e929b 100644
--- a/lib/vault/api/auth.rb
+++ b/lib/vault/api/auth.rb
@@ -287,11 +287,13 @@ def gcp(role, jwt, path = 'gcp')
     #   The path to the auth backend to use for the login procedure.
     #
     # @return [Secret]
-    def tls(pem = nil, path = 'cert')
+    def tls(pem = nil, path = 'cert', name = nil)
       new_client = client.dup
       new_client.ssl_pem_contents = pem if !pem.nil?
+      
+      payload = name.nil? ? {} : { name: name }
 
-      json = new_client.post("/v1/auth/#{CGI.escape(path)}/login")
+      json = new_client.post("/v1/auth/#{CGI.escape(path)}/login", JSON.fast_generate(payload))
       secret = Secret.decode(json)
       client.token = secret.auth.client_token
       return secret
diff --git a/lib/vault/client.rb b/lib/vault/client.rb
index ddc9aa28..f68a7019 100644
--- a/lib/vault/client.rb
+++ b/lib/vault/client.rb
@@ -237,7 +237,14 @@ def delete(path, params = {}, headers = {})
     def request(verb, path, data = {}, headers = {})
       # Build the URI and request object from the given information
       uri = build_uri(verb, path, data)
-      request = class_for_request(verb).new(uri.request_uri)
+      request_class = class_for_request(verb)
+
+      if request_class.nil? # Support Verbs not in Net::HTTP
+        request = Net::HTTPGenericRequest.new(verb.to_s.upcase,false, true, uri.request_uri)
+      else
+        request = request_class.new(uri.request_uri)
+      end
+
       if uri.userinfo()
         request.basic_auth uri.user, uri.password
       end
@@ -335,7 +342,11 @@ def build_uri(verb, path, params = {})
     #
     # @return [Class]
     def class_for_request(verb)
-      Net::HTTP.const_get(verb.to_s.capitalize)
+      begin
+        Net::HTTP.const_get(verb.to_s.capitalize)
+      rescue NameError # The contsant doesn't exist
+        nil
+      end
     end
 
     # Convert the given hash to a list of query string parameters. Each key and
diff --git a/lib/vault/version.rb b/lib/vault/version.rb
index 3357c48a..9a246152 100644
--- a/lib/vault/version.rb
+++ b/lib/vault/version.rb
@@ -1,3 +1,3 @@
 module Vault
-  VERSION = "0.12.0"
+  VERSION = "0.12.2"
 end
diff --git a/spec/integration/api/auth_spec.rb b/spec/integration/api/auth_spec.rb
index 6a380789..b63832e9 100644
--- a/spec/integration/api/auth_spec.rb
+++ b/spec/integration/api/auth_spec.rb
@@ -202,6 +202,16 @@ module Vault
         expect(subject.token).to eq(result.auth.client_token)
       end
 
+      it "authenticates with named ssl_pem_file" do
+        pending "dev server does not support tls"
+
+        subject.auth_tls.set_certificate("kaelumania", certificate)
+        subject.ssl_pem_file = auth_cert
+
+        result = subject.auth.tls(name: "kaelumania")
+        expect(subject.token).to eq(result.auth.client_token)
+      end
+
       it "raises an error if the authentication is bad", vault: "> 0.6.1" do
         subject.sys.disable_auth("cert")