diff --git a/progit/hooks/files/progit_hook.py b/progit/hooks/files/progit_hook.py
index e92c5a0..81bd30a 100644
--- a/progit/hooks/files/progit_hook.py
+++ b/progit/hooks/files/progit_hook.py
@@ -27,7 +27,7 @@ FIXES = [
 RELATES = [
     re.compile('relate[sd]?:?\s?(to)?\s?#(\d+)', re.I),
     re.compile('.*\s+relate[sd]?:?\s?#(\d+)', re.I),
-    re.compile('relate[sd]?:?\s?https?://.*/(\w+)/issue/(\d+)', re.I),
+    re.compile('relate[sd]?:?\s?(to)?\s?https?://.*/(\w+)/issue/(\d+)', re.I),
     re.compile('.*\s+relate[sd]?:?\s?https?://.*/(\w+)/issue/(\d+)', re.I),
 ]