diff --git a/cura/API/Account.py b/cura/API/Account.py
index d5ef2bfcb9..4e8c90e052 100644
--- a/cura/API/Account.py
+++ b/cura/API/Account.py
@@ -58,6 +58,11 @@ class Account(QObject):
     manualSyncEnabledChanged = pyqtSignal(bool)
     updatePackagesEnabledChanged = pyqtSignal(bool)
 
+    CLIENT_SCOPES = "account.user.read drive.backup.read drive.backup.write packages.download " \
+                    "packages.rating.read packages.rating.write connect.cluster.read connect.cluster.write " \
+                    "library.project.read library.project.write cura.printjob.read cura.printjob.write " \
+                    "cura.mesh.read cura.mesh.write"
+
     def __init__(self, application: "CuraApplication", parent = None) -> None:
         super().__init__(parent)
         self._application = application
@@ -79,10 +84,7 @@ class Account(QObject):
             CALLBACK_PORT=self._callback_port,
             CALLBACK_URL="http://localhost:{}/callback".format(self._callback_port),
             CLIENT_ID="um----------------------------ultimaker_cura",
-            CLIENT_SCOPES="account.user.read drive.backup.read drive.backup.write packages.download "
-                          "packages.rating.read packages.rating.write connect.cluster.read connect.cluster.write "
-                          "library.project.read library.project.write cura.printjob.read cura.printjob.write "
-                          "cura.mesh.read cura.mesh.write",
+            CLIENT_SCOPES=self.CLIENT_SCOPES,
             AUTH_DATA_PREFERENCE_KEY="general/ultimaker_auth_data",
             AUTH_SUCCESS_REDIRECT="{}/app/auth-success".format(self._oauth_root),
             AUTH_FAILED_REDIRECT="{}/app/auth-error".format(self._oauth_root)
diff --git a/plugins/VersionUpgrade/VersionUpgrade48to49/VersionUpgrade48to49.py b/plugins/VersionUpgrade/VersionUpgrade48to49/VersionUpgrade48to49.py
index bf21a6867d..854c05bb25 100644
--- a/plugins/VersionUpgrade/VersionUpgrade48to49/VersionUpgrade48to49.py
+++ b/plugins/VersionUpgrade/VersionUpgrade48to49/VersionUpgrade48to49.py
@@ -4,8 +4,10 @@
 import configparser
 from typing import Tuple, List
 import io
+import json
 
 from UM.VersionUpgrade import VersionUpgrade
+from cura.API import Account
 
 
 class VersionUpgrade48to49(VersionUpgrade):
@@ -32,6 +34,11 @@ class VersionUpgrade48to49(VersionUpgrade):
         if "categories_expanded" in parser["cura"] and any([setting in parser["cura"]["categories_expanded"] for setting in self._moved_visibility_settings]):
             parser["cura"]["categories_expanded"] += ";top_bottom"
 
+        if "ultimaker_auth_data" in parser["general"]:
+            ultimaker_auth_data = json.loads(parser["general"]["ultimaker_auth_data"])
+            if set(Account.CLIENT_SCOPES.split(" ")) - set(ultimaker_auth_data["scope"].split(" ")):
+                parser["general"]["ultimaker_auth_data"] = "{}"
+
         result = io.StringIO()
         parser.write(result)
         return [filename], [result.getvalue()]