diff --git a/Octokit.Reactive/Clients/IObservableAuthorizationsClient.cs b/Octokit.Reactive/Clients/IObservableAuthorizationsClient.cs
index 0e5083fd..1b7505ca 100644
--- a/Octokit.Reactive/Clients/IObservableAuthorizationsClient.cs
+++ b/Octokit.Reactive/Clients/IObservableAuthorizationsClient.cs
@@ -190,7 +190,7 @@ namespace Octokit.Reactive
         IObservable<ApplicationAuthorization> CheckApplicationAuthentication(string clientId, string accessToken);
 
         /// <summary>
-        /// Resets a valid OAuth token for an OAuth application without end user involvment.
+        /// Resets a valid OAuth token for an OAuth application without end user involvement.
         /// </summary>
         /// <remarks>
         /// This method requires authentication.
diff --git a/Octokit.Reactive/Clients/ObservableAuthorizationsClient.cs b/Octokit.Reactive/Clients/ObservableAuthorizationsClient.cs
index d5cd1989..8ae04e50 100644
--- a/Octokit.Reactive/Clients/ObservableAuthorizationsClient.cs
+++ b/Octokit.Reactive/Clients/ObservableAuthorizationsClient.cs
@@ -264,7 +264,7 @@ namespace Octokit.Reactive
         }
 
         /// <summary>
-        /// Resets a valid OAuth token for an OAuth application without end user involvment.
+        /// Resets a valid OAuth token for an OAuth application without end user involvement.
         /// </summary>
         /// <remarks>
         /// This method requires authentication.