diff --git a/SparkleShare/Mac/SparkleShare.csproj b/SparkleShare/Mac/SparkleShare.csproj
index c8354a64..d652eed3 100644
--- a/SparkleShare/Mac/SparkleShare.csproj
+++ b/SparkleShare/Mac/SparkleShare.csproj
@@ -103,7 +103,9 @@
SparkleStatusIconController.cs
-
+
+ SparkleAboutController.cs
+