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-rw-r--r--netaddr/strategy/eui48.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/netaddr/strategy/eui48.py b/netaddr/strategy/eui48.py
index 462afff..5685e34 100644
--- a/netaddr/strategy/eui48.py
+++ b/netaddr/strategy/eui48.py
@@ -120,7 +120,7 @@ RE_MAC_FORMATS = (
# 4 bytes x 3 (Cisco)
'^' + ':'.join(['([0-9A-F]{1,4})'] * 3) + '$',
'^' + '-'.join(['([0-9A-F]{1,4})'] * 3) + '$',
- '^' + '\.'.join(['([0-9A-F]{1,4})'] * 3) + '$',
+ '^' + r'\.'.join(['([0-9A-F]{1,4})'] * 3) + '$',
# 6 bytes x 2 (PostgreSQL)
'^' + '-'.join(['([0-9A-F]{5,6})'] * 2) + '$',