diff --git a/requirements.txt b/requirements.txt
index 192aaea..4c714d3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 flake8
 importlib_resources
-pynini==2.1.5
+pynini==2.1.6
 pytest
 pre-commit==3.5.0
diff --git a/tn/english/normalizer.py b/tn/english/normalizer.py
index d2adbdc..ff84070 100644
--- a/tn/english/normalizer.py
+++ b/tn/english/normalizer.py
@@ -67,7 +67,8 @@ def build_tagger(self):
              | time
              | measure
              | money
-             | telephone | electronic
+             | telephone
+             | electronic
              | whitelist
              | rang
              | punct