diff --git a/cura/CuraApplication.py b/cura/CuraApplication.py
index 393f1e5634..48f3998d09 100644
--- a/cura/CuraApplication.py
+++ b/cura/CuraApplication.py
@@ -14,6 +14,7 @@ from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
 from UM.Mesh.ReadMeshJob import ReadMeshJob
 from UM.Logger import Logger
 from UM.Preferences import Preferences
+from UM.Platform import Platform
 from UM.JobQueue import JobQueue
 from UM.SaveFile import SaveFile
 from UM.Scene.Selection import Selection
@@ -58,7 +59,7 @@ import urllib
 numpy.seterr(all="ignore")
 
 #WORKAROUND: GITHUB-88 GITHUB-385 GITHUB-612
-if platform.system() == "Linux": # Needed for platform.linux_distribution, which is not available on Windows and OSX
+if Platform.isLinux(): # Needed for platform.linux_distribution, which is not available on Windows and OSX
     # For Ubuntu: https://bugs.launchpad.net/ubuntu/+source/python-qt4/+bug/941826
     if platform.linux_distribution()[0] in ("Ubuntu", ): # TODO: Needs a "if X11_GFX == 'nvidia'" here. The workaround is only needed on Ubuntu+NVidia drivers. Other drivers are not affected, but fine with this fix.
         import ctypes
diff --git a/cura_app.py b/cura_app.py
index 15bdf10ad6..3548acedb6 100755
--- a/cura_app.py
+++ b/cura_app.py
@@ -33,10 +33,11 @@ sys.excepthook = exceptHook
 # first seems to prevent Sip from going into a state where it
 # tries to create PyQt objects on a non-main thread.
 import Arcus #@UnusedImport
+from UM.Platform import Platform
 import cura.CuraApplication
 import cura.CuraContainerRegistry
 
-if sys.platform == "win32" and hasattr(sys, "frozen"):
+if Platform.isWindows() and hasattr(sys, "frozen"):
     dirpath = os.path.expanduser("~/AppData/Local/cura/")
     os.makedirs(dirpath, exist_ok = True)
     sys.stdout = open(os.path.join(dirpath, "stdout.log"), "w")
diff --git a/plugins/CuraEngineBackend/CuraEngineBackend.py b/plugins/CuraEngineBackend/CuraEngineBackend.py
index 9d2addabe8..c91e414a13 100644
--- a/plugins/CuraEngineBackend/CuraEngineBackend.py
+++ b/plugins/CuraEngineBackend/CuraEngineBackend.py
@@ -11,6 +11,7 @@ from UM.Message import Message
 from UM.PluginRegistry import PluginRegistry
 from UM.Resources import Resources
 from UM.Settings.Validator import ValidatorState #To find if a setting is in an error state. We can't slice then.
+from UM.Platform import Platform
 
 from cura.ExtruderManager import ExtruderManager
 
@@ -42,7 +43,7 @@ class CuraEngineBackend(Backend):
         default_engine_location = os.path.join(Application.getInstallPrefix(), "bin", "CuraEngine")
         if hasattr(sys, "frozen"):
             default_engine_location = os.path.join(os.path.dirname(os.path.abspath(sys.executable)), "CuraEngine")
-        if sys.platform == "win32":
+        if Platform.isWindows():
             default_engine_location += ".exe"
         default_engine_location = os.path.abspath(default_engine_location)
         Preferences.getInstance().addPreference("backend/location", default_engine_location)