diff --git a/sphinx/conf.py b/sphinx/conf.py
index bbe90616..39a50595 100755
--- a/sphinx/conf.py
+++ b/sphinx/conf.py
@@ -397,5 +397,6 @@ def getValue(value):
     r'https://mathworks.com/.*', # 403 Client Error: Forbidden
     r'https://uk.mathworks.com/.*', # 403 Client Error: Forbidden
     r'https://www.princetoninstruments.com/.*', # 403 Client Error: Forbidden
-    r'https://www.merckmillipore.com*' # 403 Client Error: Forbidden
+    r'https://www.merckmillipore.com*', # 403 Client Error: Forbidden
+    r'https://www.mail-archive.com*' # Connection to www.mail-archive.com often times out
 ]