diff --git a/src/apps/haiku-depot/App.cpp b/src/apps/haiku-depot/App.cpp
index f31f3346e3..efa28236f3 100644
--- a/src/apps/haiku-depot/App.cpp
+++ b/src/apps/haiku-depot/App.cpp
@@ -23,7 +23,8 @@
 
 App::App()
 	:
-	BApplication("application/x-vnd.Haiku-HaikuDepot")
+	BApplication("application/x-vnd.Haiku-HaikuDepot"),
+	fMainWindow(NULL)
 {
 }