--- ganeti-2.9.3/src/Ganeti/BasicTypes.hs~	2014-01-27 10:20:35.000000000 +0100
+++ ganeti-2.9.3/src/Ganeti/BasicTypes.hs	2014-02-04 00:03:58.709925227 +0100
@@ -45,7 +45,7 @@
 
 import Control.Applicative
 import Control.Monad
-import Control.Monad.Trans
+import "mtl" Control.Monad.Trans
 import Data.Function
 import Data.List
 
--- ganeti-2.9.3/Makefile.am~	2014-02-03 22:26:36.193571670 +0100
+++ ganeti-2.9.3/Makefile.am	2014-02-04 00:05:22.467565093 +0100
@@ -538,6 +538,7 @@
 	-O -Wall -Werror -isrc \
 	-fwarn-monomorphism-restriction \
 	-fwarn-tabs \
+	-XPackageImports \
 	$(GHC_BYVERSION_FLAGS)
 
 # extra flags that can be overriden on the command line (e.g. -Wwarn, etc.)