diff --git a/setup.py b/setup.py
index f34dfb4..69f4f7e 100644
--- a/setup.py
+++ b/setup.py
@@ -14,10 +14,10 @@
         "apispec<4.0.0",
         "apispec-webframeworks",
         "click<=7.2.0",
-        "flask==1.1.2",
+        "flask==1.1.4",
         "Flask-Babel",
         "Flask-Cache==0.13.1",
-        "flask-cors==2.0.0",
+        "flask-cors==3.0.10",
         "flask-marshmallow",
         "gunicorn",
         "jieba==0.42.1",
@@ -32,7 +32,8 @@
         "pymorphy2-dicts-uk",
         "pymorphy2",
         "pythainlp",
-        "pyvi"
+        "pyvi",
+        "Jinja2==2.11.3"
     ],
     tests_require=[
     ],
diff --git a/tokenizer/lib/spacy/processor.py b/tokenizer/lib/spacy/processor.py
index ff59151..6e87b93 100644
--- a/tokenizer/lib/spacy/processor.py
+++ b/tokenizer/lib/spacy/processor.py
@@ -169,8 +169,9 @@ def _segmentize(
         for token in doc:
             if ( not token.is_space and not token._.is_meta ):
                 if (
-                    (segmentOn == 'singleline' and token._.line_break_before)
-                    or (segmentOn == 'doubleline' and token._.segment_break_before)
+                    (segmentOn != 'onesegment') and
+                    ((segmentOn == 'singleline' and token._.line_break_before)
+                    or (segmentOn == 'doubleline' and token._.segment_break_before))
                 ):
                     segmentIndex = segmentIndex + 1
                     segmeta, null = self.metaParser.parseLine(
diff --git a/tokenizer/schemas.py b/tokenizer/schemas.py
index 0e0c175..80b8384 100644
--- a/tokenizer/schemas.py
+++ b/tokenizer/schemas.py
@@ -36,9 +36,9 @@ class TokenizeTeiRequestSchema(Schema):
 class TokenizeTextRequestSchema(Schema):
     segments = fields.Str(
         required=False,
-        missing="doubleline",
+        missing="onesegment",
         description=gettext("Identify how segments are separated in the text."),
-        validate=validate.OneOf(["singleline","doubleline"])
+        validate=validate.OneOf(["singleline","doubleline", "onesegment"])
     )
     lang = fields.Str(
         required=True,
diff --git a/tokenizer/tokenizer.py b/tokenizer/tokenizer.py
index 06f3d08..5125cca 100644
--- a/tokenizer/tokenizer.py
+++ b/tokenizer/tokenizer.py
@@ -13,6 +13,7 @@
 import json
 
 app = Flask("tokenizer")
+# CORS(app)
 ma = Marshmallow(app)
 babel = Babel(app)