diff -r 2c21bca6cbfa -r 72f5d670bbee cmake_modules/CheckHaskellModuleExists.cmake
--- a/cmake_modules/CheckHaskellModuleExists.cmake	Mon Dec 19 12:34:09 2016 -0500
+++ b/cmake_modules/CheckHaskellModuleExists.cmake	Fri Dec 23 23:12:00 2016 +0300
@@ -22,7 +22,7 @@
         endforeach()
     endif()
 
-    set(PARAMETERS "")
+    #set(PARAMETERS "")
 
     execute_process(COMMAND ${GHC_EXECUTABLE}
                     "-DMODULE=${MODULE}"