diff --git a/src/Topshelf/Configuration/Credentials.cs b/src/Topshelf/Configuration/Credentials.cs
index a5817972..1cce673f 100644
--- a/src/Topshelf/Configuration/Credentials.cs
+++ b/src/Topshelf/Configuration/Credentials.cs
@@ -25,7 +25,7 @@ public Credentials(string username, string password, ServiceAccount account)
 		}
 
 		public string Username { get; private set; }
-		public string Password { get; private set; }
+		public string Password { get; set; }
 		public ServiceAccount Account { get; private set; }
 	}
 }
\ No newline at end of file
diff --git a/src/Topshelf/Hosts/InstallHost.cs b/src/Topshelf/Hosts/InstallHost.cs
index 474e1ff4..4402cd62 100644
--- a/src/Topshelf/Hosts/InstallHost.cs
+++ b/src/Topshelf/Hosts/InstallHost.cs
@@ -192,6 +192,7 @@ public string Username
             public string Password
             {
                 get { return _credentials.Password; }
+                set { _credentials.Password = value; }
             }
 
             public string[] Dependencies
diff --git a/src/Topshelf/Runtime/InstallHostSettings.cs b/src/Topshelf/Runtime/InstallHostSettings.cs
index d0e5ee41..550561ec 100644
--- a/src/Topshelf/Runtime/InstallHostSettings.cs
+++ b/src/Topshelf/Runtime/InstallHostSettings.cs
@@ -20,7 +20,7 @@ public interface InstallHostSettings :
         ServiceAccount Account { get; }
         
         string Username { get; }
-        string Password { get;}
+        string Password { get; set; }
 
         string[] Dependencies { get; }