diff --git a/napalm/ios/ios.py b/napalm/ios/ios.py
index 13c3d0502..af052beb3 100644
--- a/napalm/ios/ios.py
+++ b/napalm/ios/ios.py
@@ -2439,9 +2439,7 @@ def get_mac_address_table(self):
         )  # 7 fields
         RE_MACTABLE_6500_2 = r"^{}\s+{}\s+".format(VLAN_REGEX, MAC_REGEX)  # 6 fields
         RE_MACTABLE_6500_3 = r"^\s{51}\S+"  # Fill down prior
-        RE_MACTABLE_6500_4 = r"^R\s+{}\s+.*Router".format(
-            VLAN_REGEX, MAC_REGEX
-        )  # Router field
+        RE_MACTABLE_6500_4 = r"^R\s+{}\s+.*Router".format(VLAN_REGEX)  # Router field
         RE_MACTABLE_6500_5 = r"^R\s+N/A\s+{}.*Router".format(
             MAC_REGEX
         )  # Router skipped
diff --git a/setup.cfg b/setup.cfg
index d89616ddc..272f56d7f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -7,7 +7,7 @@ license_file = LICENSE
 [pylama]
 linters = mccabe,pep8,pyflakes
 ignore = D203,C901,E203
-skip = .tox/*
+skip = .tox/*,.env/*,.venv/*
 
 [pylama:pep8]
 max_line_length = 100
@@ -17,6 +17,7 @@ norecursedirs =
     .git
     .tox
     .env
+    .venv
     dist
     build
     south_migraitons