diff --git a/IPython/Extensions/ipipe.py b/IPython/Extensions/ipipe.py
index e49f00f..728bc5c 100644
--- a/IPython/Extensions/ipipe.py
+++ b/IPython/Extensions/ipipe.py
@@ -1180,7 +1180,7 @@ def xrepr_ifile(self, mode="default"):
     except IOError:
         name = "ifile"
         style = astyle.style_default
-    if mode == "cell" or mode in "header" or mode == "footer":
+    if mode in ("cell", "header", "footer"):
         abspath = repr(path._base(self.normpath()))
         if abspath.startswith("u"):
             abspath = abspath[2:-1]
diff --git a/doc/ChangeLog b/doc/ChangeLog
index 4731698..b22f37c 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -1,3 +1,8 @@
+2007-05-17  Walter Doerwald  <walter@livinglogic.de>
+
+	* IPython/Extensions/ipipe.py: Fix xrepr for ifiles.
+	(Bug detected by Paul Mueller).
+
 2007-05-16  Ville Vainio  <vivainio@gmail.com>
 
 	* ipy_profile_sci.py, ipython_win_post_install.py: Create