diff --git a/Octokit.Tests/Clients/AuthorizationsClientTests.cs b/Octokit.Tests/Clients/AuthorizationsClientTests.cs
index 425ad205..2c2b0bae 100644
--- a/Octokit.Tests/Clients/AuthorizationsClientTests.cs
+++ b/Octokit.Tests/Clients/AuthorizationsClientTests.cs
@@ -229,14 +229,22 @@ namespace Octokit.Tests.Clients
             [Fact]
             public async Task GetsOrCreatesAuthenticationWithFingerprintAtCorrectUrl()
             {
-                var data = new NewAuthorization { Fingerprint = "ha-ha-fingerprint"};
+                var data = new NewAuthorization { Fingerprint = "ha-ha-fingerprint" };
                 var client = Substitute.For<IApiConnection>();
                 var authEndpoint = new AuthorizationsClient(client);
 
-                authEndpoint.GetOrCreateApplicationAuthentication("clientId", "secret", data);
+                Uri calledUri = null;
+                dynamic calledBody = null;
 
-                client.Received().Put<ApplicationAuthorization>(Arg.Is<Uri>(u => u.ToString() == "authorizations/clients/clientId/ha-ha-fingerprint"),
-                    Args.Object);
+                client.Put<ApplicationAuthorization>(Arg.Do<Uri>(u => calledUri = u), Arg.Do<object>(body => calledBody = body));
+
+                authEndpoint.GetOrCreateApplicationAuthentication("clientId", "secret", data);
+                
+                Assert.NotNull(calledUri);
+                Assert.Equal(calledUri.ToString(), "authorizations/clients/clientId");
+
+                Assert.NotNull(calledBody);
+                Assert.Equal(calledBody.fingerprint, "ha-ha-fingerprint");
             }
         }
 
diff --git a/Octokit/Clients/AuthorizationsClient.cs b/Octokit/Clients/AuthorizationsClient.cs
index 716cfad1..16f7ea66 100644
--- a/Octokit/Clients/AuthorizationsClient.cs
+++ b/Octokit/Clients/AuthorizationsClient.cs
@@ -178,13 +178,11 @@ namespace Octokit
                 client_secret = clientSecret,
                 scopes = newAuthorization.Scopes,
                 note = newAuthorization.Note,
-                note_url = newAuthorization.NoteUrl
+                note_url = newAuthorization.NoteUrl,
+                fingerprint = newAuthorization.Fingerprint
             };
 
-            var endpoint = string.IsNullOrWhiteSpace(newAuthorization.Fingerprint)
-                ? ApiUrls.AuthorizationsForClient(clientId)
-                : ApiUrls.AuthorizationsForClient(clientId, newAuthorization.Fingerprint);
-
+            var endpoint = ApiUrls.AuthorizationsForClient(clientId);
             return ApiConnection.Put<ApplicationAuthorization>(endpoint, requestData);
         }
 
@@ -224,14 +222,13 @@ namespace Octokit
                 client_secret = clientSecret,
                 scopes = newAuthorization.Scopes,
                 note = newAuthorization.Note,
-                note_url = newAuthorization.NoteUrl
+                note_url = newAuthorization.NoteUrl,
+                fingerprint = newAuthorization.Fingerprint
             };
 
             try
             {
-                var endpoint = string.IsNullOrWhiteSpace(newAuthorization.Fingerprint)
-                    ? ApiUrls.AuthorizationsForClient(clientId)
-                    : ApiUrls.AuthorizationsForClient(clientId, newAuthorization.Fingerprint);
+                var endpoint = ApiUrls.AuthorizationsForClient(clientId);
 
                 return await ApiConnection.Put<ApplicationAuthorization>(
                     endpoint,
diff --git a/Octokit/Helpers/ApiUrls.Authorizations.cs b/Octokit/Helpers/ApiUrls.Authorizations.cs
index 19f53c44..4cae9842 100644
--- a/Octokit/Helpers/ApiUrls.Authorizations.cs
+++ b/Octokit/Helpers/ApiUrls.Authorizations.cs
@@ -34,21 +34,6 @@ namespace Octokit
             return "authorizations/clients/{0}".FormatUri(clientId);
         }
 
-        /// <summary>
-        /// Returns the <see cref="Uri"/> that authorizations for a given client and fingerprint
-        /// </summary>
-        /// <param name="clientId">
-        /// The 20 character OAuth app client key for
-        /// which to create the token.</param>
-        /// <param name="fingerprint">
-        /// A unique string to distinguish an authorization from others created
-        /// for the same client and user.
-        /// </param>
-        public static Uri AuthorizationsForClient(string clientId, string fingerprint)
-        {
-            return "authorizations/clients/{0}/{1}".FormatUri(clientId, fingerprint);
-        }
-
         public static Uri ApplicationAuthorization(string clientId)
         {
             return "applications/{0}/tokens".FormatUri(clientId);