diff --git a/pywb/warcserver/index/fuzzymatcher.py b/pywb/warcserver/index/fuzzymatcher.py
index 618b64f2d..178c2ce43 100644
--- a/pywb/warcserver/index/fuzzymatcher.py
+++ b/pywb/warcserver/index/fuzzymatcher.py
@@ -84,7 +84,7 @@ def get_fuzzy_match(self, urlkey, url, params):
                 m = rule.regex.search(urlkey)
                 groups = m and m.groups()
 
-            if not groups:
+            if groups is None:
                 continue
 
             matched_rule = rule
@@ -99,7 +99,7 @@ def get_fuzzy_match(self, urlkey, url, params):
 
         # support matching w/o query if no additional filters
         # don't include trailing '?' if no filters and replace_after '?'
-        no_filters = (filters == {'urlkey:'}) and (matched_rule.replace_after == '?')
+        no_filters = (not filters or filters == {'urlkey:'}) and (matched_rule.replace_after == '?')
 
         inx = url.find(matched_rule.replace_after)
         if inx > 0: