1 files changed, 3 insertions, 3 deletions
diff --git a/synapse/util/msisdn.py b/synapse/util/msisdn.py
index a6c30e5265..c8bcbe297a 100644
--- a/synapse/util/msisdn.py
+++ b/synapse/util/msisdn.py
@@ -36,6 +36,6 @@ def phone_number_to_msisdn(country, number):
         phoneNumber = phonenumbers.parse(number, country)
     except phonenumbers.NumberParseException:
         raise SynapseError(400, "Unable to parse phone number")
-    return phonenumbers.format_number(
-        phoneNumber, phonenumbers.PhoneNumberFormat.E164
-    )[1:]
+    return phonenumbers.format_number(phoneNumber, phonenumbers.PhoneNumberFormat.E164)[
+        1:
+    ]