diff --git a/gnuviechadmin/client.py b/gnuviechadmin/client.py
index 469fc83..06c0ced 100644
--- a/gnuviechadmin/client.py
+++ b/gnuviechadmin/client.py
@@ -33,9 +33,9 @@ client_table = Table('clients', meta,
                      Column('zip', String(7), nullable=False),
                      Column('city', String(64), nullable=False),
                      Column('country', String(5), nullable=False),
-                     Column('phone', String(20), nullable=False),
-                     Column('mobile', String(20)),
-                     Column('fax', String(20)),
+                     Column('phone', String(32), nullable=False),
+                     Column('mobile', String(32)),
+                     Column('fax', String(32)),
                      Column('email', String(64), unique=True, nullable=False))
 client_table.create(checkfirst=True)