diff --git a/README.rst b/README.rst
index 47fbefc..01c90da 100644
--- a/README.rst
+++ b/README.rst
@@ -96,7 +96,7 @@ Options
   Force installation of a Python.
 
 \-b --build-options
-  Configure options.
+  Configure options of Python.
 
 \-n --no-setuptools
   Skip installation of setuptools.
diff --git a/pythonbrew b/pythonbrew
index 61b7e44..be6962a 100755
--- a/pythonbrew
+++ b/pythonbrew
@@ -72,12 +72,6 @@ def is_archive_file(name):
         return True
     return False
 
-#----------------------------------------------------
-# exception
-#----------------------------------------------------
-class InstallationError(Exception):
-    """General exception during installation"""
-
 #----------------------------------------------------
 # classes
 #----------------------------------------------------
@@ -396,7 +390,7 @@ class InstalledCommand(Command):
         else:
             cur = ""
         for d in os.listdir("%s/" % PATH_PYTHONS):
-            if d == "current" or cur == "%s/%s" % (PATH_PYTHONS, d):
+            if d == "current" or cur == "%s" % (d):
                 continue
             print "%s" % (d)