diff --git a/lib/ansible/modules/packaging/os/homebrew.py b/lib/ansible/modules/packaging/os/homebrew.py
index c44ccabbe6f..e381f1a3d87 100755
--- a/lib/ansible/modules/packaging/os/homebrew.py
+++ b/lib/ansible/modules/packaging/os/homebrew.py
@@ -179,6 +179,7 @@ class Homebrew(object):
         \+                  # plusses
         -                   # dashes
         :                   # colons (for URLs)
+        @                   # at-sign        
     '''
 
     INVALID_PATH_REGEX        = _create_regex_group(VALID_PATH_CHARS)