diff --git a/ProjectLighthouse/Helpers/GitVersionHelper.cs b/ProjectLighthouse/Helpers/GitVersionHelper.cs
index ecfe9d78..857728fe 100644
--- a/ProjectLighthouse/Helpers/GitVersionHelper.cs
+++ b/ProjectLighthouse/Helpers/GitVersionHelper.cs
@@ -17,11 +17,27 @@ namespace LBPUnion.ProjectLighthouse.Helpers
             }
             catch
             {
-                Logger.Log("Project Lighthouse was built incorrectly. Please make sure git is available when building.", LoggerLevelStartup.Instance);
+                Logger.Log
+                (
+                    "Project Lighthouse was built incorrectly. Please make sure git is available when building. " +
+                    "Because of this, you will not be notified of updates.",
+                    LoggerLevelStartup.Instance
+                );
                 CommitHash = "invalid";
                 Branch = "invalid";
                 CanCheckForUpdates = false;
             }
+
+            if (IsDirty)
+            {
+                Logger.Log
+                (
+                    "This is a modified version of Project Lighthouse. " +
+                    "Please make sure you are properly disclosing the source code to any users who may be using this instance.",
+                    LoggerLevelStartup.Instance
+                );
+                CanCheckForUpdates = false;
+            }
         }
 
         private static string readManifestFile(string fileName)
@@ -34,6 +50,7 @@ namespace LBPUnion.ProjectLighthouse.Helpers
 
         public static string CommitHash { get; set; }
         public static string Branch { get; set; }
+        public static bool IsDirty => CommitHash.EndsWith("-dirty");
         public static bool CanCheckForUpdates { get; set; }
     }
 }
\ No newline at end of file