diff --git a/xapp_orchestrater/dev/xapp_onboarder/requirements.txt b/xapp_orchestrater/dev/xapp_onboarder/requirements.txt
index bd8c85a..e23537b 100644
--- a/xapp_orchestrater/dev/xapp_onboarder/requirements.txt
+++ b/xapp_orchestrater/dev/xapp_onboarder/requirements.txt
@@ -5,7 +5,7 @@
 Click==7.0
 fire==0.2.1
 Flask==1.1.1
-flask-restplus==0.13.0
+flask-restx==1.1.0
 idna==2.9
 importlib-metadata==1.5.0
 itsdangerous==1.1.0
@@ -15,9 +15,9 @@
 pyrsistent==0.15.7
 pytz==2019.3
 PyYAML==5.3
-requests==2.23.0
-six==1.14.0
+requests==2.31.0
+six==1.16.0
 termcolor==1.1.0
 urllib3==1.25.8
 Werkzeug==0.16.1
-zipp==3.0.0
+zipp==3.1.0
diff --git a/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/api_reference.py b/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/api_reference.py
index 1f288e0..9e6cf32 100644
--- a/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/api_reference.py
+++ b/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/api_reference.py
@@ -16,7 +16,7 @@
 
 import logging
 
-from flask_restplus import Api
+from flask_restx import Api
 from xapp_onboarder.server import settings
 
 log = logging.getLogger(__name__)
diff --git a/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/endpoints/charts_ep.py b/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/endpoints/charts_ep.py
index 16fbec7..dd2eb3b 100644
--- a/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/endpoints/charts_ep.py
+++ b/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/endpoints/charts_ep.py
@@ -16,7 +16,7 @@
 
 import logging
 from flask import make_response
-from flask_restplus import Resource
+from flask_restx import Resource
 from xapp_onboarder.api.api_reference import api
 from xapp_onboarder.api.charts import get_charts_list, download_chart_package, download_values_yaml
 from xapp_onboarder.api.models.response_models import error_message_model
diff --git a/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/endpoints/health_check_ep.py b/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/endpoints/health_check_ep.py
index 23e8b5c..1a51e37 100644
--- a/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/endpoints/health_check_ep.py
+++ b/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/endpoints/health_check_ep.py
@@ -16,7 +16,7 @@
 
 import logging
 
-from flask_restplus import Resource
+from flask_restx import Resource
 from xapp_onboarder.api.api_reference import api
 from xapp_onboarder.api.models.response_models import status_message_model, error_message_model, response
 from xapp_onboarder.repo_manager.repo_manager import repo_manager
diff --git a/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/endpoints/onboard_ep.py b/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/endpoints/onboard_ep.py
index 6806bbf..bfcff31 100644
--- a/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/endpoints/onboard_ep.py
+++ b/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/endpoints/onboard_ep.py
@@ -16,7 +16,7 @@
 
 import logging
 from flask import request
-from flask_restplus import Resource
+from flask_restx import Resource
 from xapp_onboarder.api.models import request_models
 from xapp_onboarder.api.api_reference import api
 from xapp_onboarder.api.models.response_models import status_message_model, error_message_model
diff --git a/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/models/request_models.py b/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/models/request_models.py
index a7865a8..69ed631 100644
--- a/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/models/request_models.py
+++ b/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/models/request_models.py
@@ -14,7 +14,7 @@
 #   limitations under the License.                                             #
 ################################################################################
 
-from flask_restplus import fields
+from flask_restx import fields
 from xapp_onboarder.api.api_reference import api
 
 xapp_descriptor_post = api.model('descriptor', {
diff --git a/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/models/response_models.py b/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/models/response_models.py
index 156b120..7d67e0f 100644
--- a/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/models/response_models.py
+++ b/xapp_orchestrater/dev/xapp_onboarder/xapp_onboarder/api/models/response_models.py
@@ -14,7 +14,7 @@
 #   limitations under the License.                                             #
 ################################################################################
 
-from flask_restplus import fields, marshal
+from flask_restx import fields, marshal
 from xapp_onboarder.api.api_reference import api
 
 error_message_model = api.model('error_message', {
@@ -38,4 +38,4 @@
         self.error_message = error_message
 
     def get_return(self):
-        return marshal(self, self.model), self.status_code
\ No newline at end of file
+        return marshal(self, self.model), self.status_code