diff --git a/hpath.cabal b/hpath.cabal
index d65c045..6889b21 100644
--- a/hpath.cabal
+++ b/hpath.cabal
@@ -12,14 +12,15 @@ build-type:          Simple
 cabal-version:       >=1.14
 extra-source-files:  README.md
                      CHANGELOG
-                     cbits/dirutils.h
-                     doctests.hs
                      benchmarks/*.hs
+                     cbits/dirutils.h
+                     doctests-hpath.hs
+                     doctests-posix.hs
 
 library
   hs-source-dirs:    src/
   default-language:  Haskell2010
-  ghc-options:       -Wall -O2
+  ghc-options:       -Wall
   c-sources:         cbits/dirutils.c
   exposed-modules:   HPath,
                      HPath.IO,