diff --git a/mk/config.mk.in b/mk/config.mk.in
index a698741e9bd6bd5cf4e644f1b02d96c2e4e7df74..adb2c75b48abb2044750d7032027e3e28737966a 100644
--- a/mk/config.mk.in
+++ b/mk/config.mk.in
@@ -145,7 +145,7 @@ ProjectPatchLevel = $($(Project)ProjectPatchLevel)
 # 
 GhcProjectName         = The Glorious Glasgow Haskell Compilation System
 GhcProjectNameShort    = ghc
-GhcProjectVersion      = 3.01	# treated as a  *string*
+GhcProjectVersion      = 3.01
 GhcProjectVersionInt   = 301	# treated as an *integer* (for cpp defines)
 GhcProjectPatchLevel   = 0