diff --git a/THANKS b/THANKS
index eae4e9f..9d778b5 100644
--- a/THANKS
+++ b/THANKS
@@ -4,6 +4,8 @@ Elias Torres    - FOAF OnlineAccounts
 Jacques Distler - Template patches
 Michael Koziarski - HTTP Auth fix
 Brian Ewins     - Win32 / Portalocker
+Joe Gregorio    - Invoke same version of Python for filters
+Harry Fuecks    - Pipe characters in file names
 
 This codebase represents a radical refactoring of Planet 2.0, which lists
 the following contributors:
diff --git a/planet/spider.py b/planet/spider.py
index 42131ae..ba79c75 100644
--- a/planet/spider.py
+++ b/planet/spider.py
@@ -11,7 +11,7 @@ import planet, config, feedparser, reconstitute, shell
 
 # Regular expressions to sanitise cache filenames
 re_url_scheme    = re.compile(r'^\w+:/*(\w+:|www\.)?')
-re_slash         = re.compile(r'[?/:]+')
+re_slash         = re.compile(r'[?/:|]+')
 re_initial_cruft = re.compile(r'^[,.]*')
 re_final_cruft   = re.compile(r'[,.]*$')