diff --git a/pisi/uri.py b/pisi/uri.py
index 06b92767..1614410d 100644
--- a/pisi/uri.py
+++ b/pisi/uri.py
@@ -70,7 +70,7 @@ class URI(object):
         return not self.is_local_file()
 
     def is_absolute_path(self):
-        return util.absolute_path(self.__path)
+        return os.path.isabs(self.__path)
 
     def is_relative_path(self):
         return not self.is_absolute_path()
diff --git a/pisi/util.py b/pisi/util.py
index c52cba24..ca7e1690 100644
--- a/pisi/util.py
+++ b/pisi/util.py
@@ -222,11 +222,6 @@ def removepathprefix(prefix, path):
     else:
         return ""
 
-def absolute_path(path):
-    """Determine if given path is absolute."""
-    comps = splitpath(path)
-    return comps[0] == ''
-
 def join_path(a, *p):
     """Join two or more pathname components.