diff --git a/Ultimaker-Cura.spec.jinja b/Ultimaker-Cura.spec.jinja
index f9f2c1d8d7..f7108d5aec 100644
--- a/Ultimaker-Cura.spec.jinja
+++ b/Ultimaker-Cura.spec.jinja
@@ -14,7 +14,7 @@ datas += tmp_ret[0]; binaries += tmp_ret[1]; hiddenimports += tmp_ret[2]
 block_cipher = None
 
 a = Analysis(
-    [r'{{ entrypoint }}'],
+    ['{{ entrypoint }}'],
     pathex=[],
     binaries=binaries,
     datas=datas,
@@ -46,7 +46,7 @@ exe = EXE(
     target_arch=None,
     codesign_identity=os.getenv('CODESIGN_IDENTITY', None),
     entitlements_file={{ entitlements_file }},
-    icon=r'{{ icon }}'
+    icon='{{ icon }}'
 )
 coll = COLLECT(
     exe,
diff --git a/conanfile.py b/conanfile.py
index 71d355f320..80df016d6f 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -222,10 +222,11 @@ class CuraConan(ConanFile):
         vr.generate()
 
         if self.options.devtools:
-            self._generate_pyinstaller_spec(self.generators_folder,
-                                            Path(self.source_folder, self._um_data(self.version)["runinfo"]["entrypoint"]),
-                                            Path(self.source_folder, "packaging", self._um_data(self.version)["pyinstaller"]["icon"][str(self.settings.os)]),
-                                            Path(self.source_folder, "packaging", "dmg", "cura.entitlements" if self.settings.os == "Macos" else None))
+            entitlements_file = "'{}'".format(Path(self.source_folder, "packaging", "dmg", "cura.entitlements"))
+            self._generate_pyinstaller_spec(location = self.generators_folder,
+                                            entrypoint_location = str(Path(self.source_folder, self._um_data(self.version)["runinfo"]["entrypoint"])),
+                                            icon_path = str(Path(self.source_folder, "packaging", self._um_data(self.version)["pyinstaller"]["icon"][str(self.settings.os)])),
+                                            entitlements_file = entitlements_file if self.settings.os == "Macos" else "None")
 
     def imports(self):
         self.copy("CuraEngine.exe", root_package = "curaengine", src = "@bindirs", dst = "", keep_path = False)
@@ -297,10 +298,12 @@ class CuraConan(ConanFile):
         self.copy("*.txt", src = self.cpp_info.resdirs[-1], dst = self._base_dir.joinpath("pip_requirements"))
 
         self._generate_cura_version(Path(self._site_packages, "cura"))
-        self._generate_pyinstaller_spec(self._base_dir,
-                                        Path(self.cpp_info.bin_paths[0], self._um_data(self.version)["runinfo"]["entrypoint"]),
-                                        Path(self.cpp_info.res_paths[2], self._um_data(self.version)["pyinstaller"]["icon"][str(self.settings.os)]),
-                                        Path(self.cpp_info.res_paths[2], "packaging", "dmg", "cura.entitlements" if self.settings.os == "Macos" else None))
+
+        entitlements_file = "'{}'".format(Path(self.cpp_info.res_paths[2], "packaging", "dmg", "cura.entitlements"))
+        self._generate_pyinstaller_spec(location = self._base_dir,
+                                        entrypoint_location = str(Path(self.cpp_info.bin_paths[0], self._um_data(self.version)["runinfo"]["entrypoint"])),
+                                        icon_path = str(Path(self.cpp_info.res_paths[2], self._um_data(self.version)["pyinstaller"]["icon"][str(self.settings.os)])),
+                                        entitlements_file = entitlements_file if self.settings.os == "Macos" else "None")
 
     def package(self):
         self.copy("cura_app.py", src = ".", dst = self.cpp.package.bindirs[0])