diff --git a/ghc-6.12.1-no-filter-libs.patch b/ghc-6.12.1-no-filter-libs.patch
new file mode 100644
index 0000000..6e67baa
--- /dev/null
+++ b/ghc-6.12.1-no-filter-libs.patch
@@ -0,0 +1,12 @@
+diff -u ghc-6.12.1/ghc.mk\~ ghc-6.12.1/ghc.mk
+--- ghc-6.12.1/ghc.mk~	2009-12-11 04:11:33.000000000 +1000
++++ ghc-6.12.1/ghc.mk	2010-01-09 23:17:20.000000000 +1000
+@@ -846,7 +846,7 @@
+ INSTALLED_GHC_PKG_REAL=$(DESTDIR)$(bindir)/ghc-pkg.exe
+ endif
+ 
+-INSTALLED_PACKAGES = $(filter-out haskeline mtl terminfo,$(PACKAGES))
++INSTALLED_PACKAGES = $(PACKAGES)
+ HIDDEN_PACKAGES = ghc-binary
+ 
+ define set_INSTALL_DISTDIR