diff --git a/cura/CuraPackageManager.py b/cura/CuraPackageManager.py
index 4199375608..a8400bfae7 100644
--- a/cura/CuraPackageManager.py
+++ b/cura/CuraPackageManager.py
@@ -1,8 +1,7 @@
 # Copyright (c) 2018 Ultimaker B.V.
 # Cura is released under the terms of the LGPLv3 or higher.
 
-from typing import Any, Dict, List, Tuple, TYPE_CHECKING, Optional
-from collections import Generator
+from typing import Any, Dict, List, Tuple, TYPE_CHECKING, Optional, Generator
 
 from cura.CuraApplication import CuraApplication #To find some resource types.
 from cura.Settings.GlobalStack import GlobalStack
@@ -63,7 +62,7 @@ class CuraPackageManager(PackageManager):
 
         return machine_with_materials, machine_with_qualities
 
-    def iterateAllLocalPackages(self) -> Generator[Dict[str, Any]]:
+    def iterateAllLocalPackages(self) -> Generator[Dict[str, Any], None, None]:
         """ A generator which returns an unordered list of all the PackageModels"""
 
         # Get all the installed packages, add a section_title depending on package_type and user installed
diff --git a/plugins/Marketplace/LocalPackageList.py b/plugins/Marketplace/LocalPackageList.py
index d93ed87ba0..bbe74a9056 100644
--- a/plugins/Marketplace/LocalPackageList.py
+++ b/plugins/Marketplace/LocalPackageList.py
@@ -13,8 +13,6 @@ from UM.i18n import i18nCatalog
 from UM.TaskManagement.HttpRequestManager import HttpRequestManager
 from UM.Logger import Logger
 
-from cura.CuraApplication import CuraApplication
-
 from .PackageList import PackageList
 from .PackageModel import PackageModel
 from . import Marketplace
@@ -38,7 +36,6 @@ class LocalPackageList(PackageList):
 
     def __init__(self, parent: Optional["QObject"] = None) -> None:
         super().__init__(parent)
-        self._manager = CuraApplication.getInstance().getPackageManager()
         self._has_footer = False
 
     @pyqtSlot()
diff --git a/plugins/Marketplace/PackageList.py b/plugins/Marketplace/PackageList.py
index d3da8c826a..798a15324e 100644
--- a/plugins/Marketplace/PackageList.py
+++ b/plugins/Marketplace/PackageList.py
@@ -26,6 +26,7 @@ class PackageList(ListModel):
 
     def __init__(self, parent: Optional["QObject"] = None) -> None:
         super().__init__(parent)
+        self._manager = CuraApplication.getInstance().getPackageManager()
         self._error_message = ""
         self.addRoleName(self.PackageRole, "package")
         self._is_loading = False
diff --git a/plugins/Marketplace/RemotePackageList.py b/plugins/Marketplace/RemotePackageList.py
index 4fedde9ff0..d5c0763609 100644
--- a/plugins/Marketplace/RemotePackageList.py
+++ b/plugins/Marketplace/RemotePackageList.py
@@ -31,6 +31,7 @@ class RemotePackageList(PackageList):
         self._request_url = self._initialRequestUrl()
         self.isLoadingChanged.connect(self._onLoadingChanged)
         self.isLoadingChanged.emit()
+        self._locally_installed = { p["package_id"] for p in self._manager.locally_installed_packages }
 
     def __del__(self) -> None:
         """
@@ -128,6 +129,8 @@ class RemotePackageList(PackageList):
             return
 
         for package_data in response_data["data"]:
+            if package_data["package_id"] in self._locally_installed:
+                continue  # We should only show packages which are not already installed
             try:
                 package = PackageModel(package_data, parent = self)
                 self.appendItem({"package": package})  # Add it to this list model.