diff --git a/src/Graphics/Vty.hs b/src/Graphics/Vty.hs
--- a/src/Graphics/Vty.hs
+++ b/src/Graphics/Vty.hs
@@ -87,7 +87,7 @@
 
 intMkVty :: IO Event -> IO () -> TerminalHandle -> IO Vty
 intMkVty kvar fend t = do
-    last_pic_ref <- newIORef undefined
+    last_pic_ref <- newIORef Nothing
     last_update_ref <- newIORef Nothing
 
     let inner_update in_pic = do
diff --git a/test/Makefile b/test/Makefile
--- a/test/Makefile
+++ b/test/Makefile
@@ -26,7 +26,7 @@
 $(shell mkdir -p objects )
 
 # TODO: Tests should also be buildable referencing the currently installed vty
-GHC_ARGS=--make -i../src -package parallel -package deepseq-1.1.0.0 -hide-package transformers -hide-package monads-fd -hide-package monads-tf -package QuickCheck-2.1.1.1 -ignore-package vty ../cbits/gwinsz.c ../cbits/output_buffer.c ../cbits/set_term_timing.c  ../cbits/mk_wcwidth.c -O -funbox-strict-fields -Wall -threaded -fno-full-laziness -fspec-constr -odir objects -hidir objects
+GHC_ARGS=--make -i../src -package parallel -package deepseq-1.1.0.2 -hide-package transformers -hide-package monads-fd -hide-package monads-tf -package QuickCheck-2.4 -ignore-package vty ../cbits/gwinsz.c ../cbits/output_buffer.c ../cbits/set_term_timing.c  ../cbits/mk_wcwidth.c -O -funbox-strict-fields -Wall -threaded -fno-full-laziness -fspec-constr -odir objects -hidir objects
 
 GHC_PROF_ARGS=-prof -auto-all $(GHC_ARGS)
 
diff --git a/vty.cabal b/vty.cabal
--- a/vty.cabal
+++ b/vty.cabal
@@ -1,5 +1,5 @@
 Name:                vty
-Version:             4.6.0.1
+Version:             4.6.0.2
 License:             BSD3
 License-file:        LICENSE
 Author:              Stefan O'Rear, Corey O'Connor