diff --git a/app/app.py b/app/app.py
index 3979c2e..428de95 100644
--- a/app/app.py
+++ b/app/app.py
@@ -231,7 +231,7 @@ def create_app(args):
             version=get_version()
         )
 
-    @app.route("/javascript-licenses", methods=["GET"])
+    @app.get("/javascript-licenses")
     @limiter.exempt
     def javascript_licenses():
         if args.disable_web_ui:
@@ -287,7 +287,7 @@ def create_app(args):
         response.headers.add("Access-Control-Max-Age", 60 * 60 * 24 * 20)
         return response
 
-    @app.route("/translate", methods=["POST"])
+    @app.post("/translate")
     @access_check
     def translate():
         """
@@ -523,7 +523,7 @@ def create_app(args):
         except Exception as e:
             abort(500, description="Cannot translate text: %s" % str(e))
 
-    @app.route("/translate_file", methods=["POST"])
+    @app.post("/translate_file")
     @access_check
     def translate_file():
         """
@@ -656,7 +656,7 @@ def create_app(args):
         except Exception as e:
             abort(500, description=e)
 
-    @app.route("/download_file/<string:filename>", methods=["GET"])
+    @app.get("/download_file/<string:filename>")
     def download_file(filename: str):
         """
         Download a translated file
@@ -683,7 +683,7 @@ def create_app(args):
 
         return send_file(return_data, as_attachment=True, attachment_filename=download_filename)
 
-    @app.route("/detect", methods=["POST"])
+    @app.post("/detect")
     @access_check
     def detect():
         """
@@ -856,7 +856,7 @@ def create_app(args):
             }
         )
 
-    @app.route("/suggest", methods=["POST"])
+    @app.post("/suggest")
     @access_check
     def suggest():
         """
diff --git a/requirements.txt b/requirements.txt
index e70fded..98feb8c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,16 +1,17 @@
 argostranslate==1.6.1
-Flask==1.1.2
+Flask==2.0.3
 flask-swagger==0.2.14
 flask-swagger-ui==3.36.0
-Flask-Limiter==1.4
-waitress==1.4.4
+Flask-Limiter==2.2.0
+waitress==2.1.1
 expiringdict==1.2.1
 pyicu>=2.8
 pycld2==0.41
 morfessor==2.0.6
 polyglot==16.7.4
 appdirs==1.4.4
-APScheduler==3.7.0
+APScheduler==3.9.1
 translatehtml==1.5.2
 argos-translate-files==1.0.5
-itsdangerous==2.0.1
+itsdangerous==2.1.2
+Werkzeug==2.0.3