--- src/module_list.py.orig	2014-05-10 15:57:18.343148980 -0300
+++ src/module_list.py	2014-05-10 15:57:28.082148282 -0300
@@ -2150,7 +2150,7 @@ if UNAME[0] == "Darwin" and not UNAME[2]
         )
 
 
-if is_package_installed('lrcalc'):
+if 1:
     ext_modules.append(
         Extension('sage.libs.lrcalc.lrcalc',
                   sources = ["sage/libs/lrcalc/lrcalc.pyx"],