diff --git a/pylib/gyp/xcode_emulation.py b/pylib/gyp/xcode_emulation.py
index 29caf1ce..5f2c097f 100644
--- a/pylib/gyp/xcode_emulation.py
+++ b/pylib/gyp/xcode_emulation.py
@@ -579,7 +579,8 @@ def GetCflags(self, configname, arch=None):
 
         sdk_root = self._SdkPath()
         if "SDKROOT" in self._Settings() and sdk_root:
-            cflags.append("-isysroot %s" % sdk_root)
+            cflags.append("-isysroot")
+            cflags.append(sdk_root)
 
         if self.header_map_path:
             cflags.append("-I%s" % self.header_map_path)
@@ -664,7 +665,8 @@ def GetCflags(self, configname, arch=None):
                 # TODO: Supporting fat binaries will be annoying.
                 self._WarnUnimplemented("ARCHS")
                 archs = ["i386"]
-            cflags.append("-arch " + archs[0])
+            cflags.append("-arch")
+            cflags.append(archs[0])
 
             if archs[0] in ("i386", "x86_64"):
                 if self._Test("GCC_ENABLE_SSE3_EXTENSIONS", "YES", default="NO"):
@@ -924,17 +926,15 @@ def GetLdflags(self, configname, product_dir, gyp_to_build_path, arch=None):
         self._AppendPlatformVersionMinFlags(ldflags)
 
         if "SDKROOT" in self._Settings() and self._SdkPath():
-            ldflags.append("-isysroot " + self._SdkPath())
+            ldflags.append("-isysroot")
+            ldflags.append(self._SdkPath())
 
         for library_path in self._Settings().get("LIBRARY_SEARCH_PATHS", []):
             ldflags.append("-L" + gyp_to_build_path(library_path))
 
         if "ORDER_FILE" in self._Settings():
-            ldflags.append(
-                "-Wl,-order_file "
-                + "-Wl,"
-                + gyp_to_build_path(self._Settings()["ORDER_FILE"])
-            )
+            ldflags.append("-Wl,-order_file")
+            ldflags.append("-Wl," + gyp_to_build_path(self._Settings()["ORDER_FILE"]))
 
         if not gyp.common.CrossCompileRequested():
             if arch is not None:
@@ -946,7 +946,9 @@ def GetLdflags(self, configname, product_dir, gyp_to_build_path, arch=None):
                 # TODO: Supporting fat binaries will be annoying.
                 self._WarnUnimplemented("ARCHS")
                 archs = ["i386"]
-            ldflags.append("-arch " + archs[0])
+            # Avoid quoting the space between -arch and the arch name
+            ldflags.append("-arch")
+            ldflags.append(archs[0])
 
         # Xcode adds the product directory by default.
         # Rewrite -L. to -L./ to work around http://www.openradar.me/25313838
@@ -954,7 +956,8 @@ def GetLdflags(self, configname, product_dir, gyp_to_build_path, arch=None):
 
         install_name = self.GetInstallName()
         if install_name and self.spec["type"] != "loadable_module":
-            ldflags.append("-install_name " + install_name.replace(" ", r"\ "))
+            ldflags.append("-install_name")
+            ldflags.append(install_name.replace(" ", r"\ "))
 
         for rpath in self._Settings().get("LD_RUNPATH_SEARCH_PATHS", []):
             ldflags.append("-Wl,-rpath," + rpath)
@@ -971,7 +974,8 @@ def GetLdflags(self, configname, product_dir, gyp_to_build_path, arch=None):
             platform_root = self._XcodePlatformPath(configname)
             if sdk_root and platform_root:
                 ldflags.append("-F" + platform_root + "/Developer/Library/Frameworks/")
-                ldflags.append("-framework XCTest")
+                ldflags.append("-framework")
+                ldflags.append("XCTest")
 
         is_extension = self._IsIosAppExtension() or self._IsIosWatchKitExtension()
         if sdk_root and is_extension:
@@ -987,7 +991,8 @@ def GetLdflags(self, configname, product_dir, gyp_to_build_path, arch=None):
                     + "/System/Library/PrivateFrameworks/PlugInKit.framework/PlugInKit"
                 )
             else:
-                ldflags.append("-e _NSExtensionMain")
+                ldflags.append("-e")
+                ldflags.append("_NSExtensionMain")
             ldflags.append("-fapplication-extension")
 
         self._Appendf(ldflags, "CLANG_CXX_LIBRARY", "-stdlib=%s")
diff --git a/pylib/gyp/xcode_emulation_test.py b/pylib/gyp/xcode_emulation_test.py
new file mode 100644
index 00000000..98b02320
--- /dev/null
+++ b/pylib/gyp/xcode_emulation_test.py
@@ -0,0 +1,53 @@
+#!/usr/bin/env python3
+
+"""Unit tests for the xcode_emulation.py file."""
+
+from gyp.xcode_emulation import XcodeSettings
+import sys
+import unittest
+
+
+class TestXcodeSettings(unittest.TestCase):
+    def setUp(self):
+        if sys.platform != "darwin":
+            self.skipTest("This test only runs on macOS")
+
+    def test_GetCflags(self):
+        target = {
+            "type": "static_library",
+            "configurations": {
+                "Release": {},
+            },
+        }
+        configuration_name = "Release"
+        xcode_settings = XcodeSettings(target)
+        cflags = xcode_settings.GetCflags(configuration_name, "arm64")
+
+        # Do not quote `-arch arm64` with spaces in one string.
+        self.assertEqual(
+            cflags,
+            ["-fasm-blocks", "-mpascal-strings", "-Os", "-gdwarf-2", "-arch", "arm64"],
+        )
+
+    def GypToBuildPath(self, path):
+        return path
+
+    def test_GetLdflags(self):
+        target = {
+            "type": "static_library",
+            "configurations": {
+                "Release": {},
+            },
+        }
+        configuration_name = "Release"
+        xcode_settings = XcodeSettings(target)
+        ldflags = xcode_settings.GetLdflags(
+            configuration_name, "PRODUCT_DIR", self.GypToBuildPath, "arm64"
+        )
+
+        # Do not quote `-arch arm64` with spaces in one string.
+        self.assertEqual(ldflags, ["-arch", "arm64", "-LPRODUCT_DIR"])
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/pyproject.toml b/pyproject.toml
index 0c25d0b3..9dc79419 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,7 +29,7 @@ classifiers = [
 ]
 
 [project.optional-dependencies]
-dev = ["flake8", "ruff", "pytest"]
+dev = ["flake8", "ruff == 0.3.0", "pytest"]
 
 [project.scripts]
 gyp = "gyp:script_main"