diff --git a/LibGit2Sharp/Core/Ensure.cs b/LibGit2Sharp/Core/Ensure.cs
index 3cf03d24b..3ee6ec929 100644
--- a/LibGit2Sharp/Core/Ensure.cs
+++ b/LibGit2Sharp/Core/Ensure.cs
@@ -148,7 +148,7 @@ private static unsafe void HandleError(int result)
             Func<string, GitErrorCategory, LibGit2SharpException> exceptionBuilder;
             if (!GitErrorsToLibGit2SharpExceptions.TryGetValue((GitErrorCode)result, out exceptionBuilder))
             {
-                exceptionBuilder = (m, c) => new LibGit2SharpException(m, c);
+                exceptionBuilder = (m, c) => new LibGit2SharpException(m);
             }
 
             throw exceptionBuilder(errorMessage, errorCategory);