diff --git a/aqt/commercial.py b/aqt/commercial.py
index faba179..4ba7265 100644
--- a/aqt/commercial.py
+++ b/aqt/commercial.py
@@ -35,6 +35,7 @@ from aqt.helper import (
     get_os_name,
     get_qt_account_path,
     get_qt_installer_name,
+    prepare_installer,
     safely_run,
     safely_run_save_output,
 )
@@ -340,7 +341,8 @@ class CommercialInstaller:
 
         self.logger.info(f"Downloading Qt installer to {installer_path}")
         timeout = (Settings.connection_timeout, Settings.response_timeout)
-        download_installer(self.base_url, self._installer_filename, self.os_name, installer_path, timeout)
+        download_installer(self.base_url, self._installer_filename, installer_path, timeout)
+        installer_path = prepare_installer(installer_path, self.os_name)
 
         try:
             if self.override:
diff --git a/aqt/helper.py b/aqt/helper.py
index 67e575d..8ba512f 100644
--- a/aqt/helper.py
+++ b/aqt/helper.py
@@ -27,6 +27,7 @@ import secrets
 import shutil
 import subprocess
 import sys
+import uuid
 from configparser import ConfigParser
 from logging import Handler, getLogger
 from logging.handlers import QueueListener
@@ -669,15 +670,37 @@ def extract_auth(args: List[str]) -> Tuple[str | None, str | None, List[str] | N
     return username, password, args
 
 
-def download_installer(
-    base_url: str, installer_filename: str, os_name: str, target_path: Path, timeout: Tuple[float, float]
-) -> None:
+def download_installer(base_url: str, installer_filename: str, target_path: Path, timeout: Tuple[float, float]) -> None:
     base_path = f"official_releases/online_installers/{installer_filename}"
     url = f"{base_url}/{base_path}"
     try:
         hash = get_hash(base_path, Settings.hash_algorithm, timeout)
         downloadBinaryFile(url, target_path, Settings.hash_algorithm, hash, timeout=timeout)
-        if os_name != "windows":
-            os.chmod(target_path, 0o500)
     except Exception as e:
         raise RuntimeError(f"Failed to download installer: {e}")
+
+
+def prepare_installer(installer_path: Path, os_name: str) -> Path:
+    """
+    Prepares the installer for execution. This may involve setting the correct permissions or
+    extracting the installer if it's packaged. Returns the path to the installer executable.
+    """
+    if os_name == "linux":
+        os.chmod(installer_path, 0o500)
+        return installer_path
+    elif os_name == "mac":
+        volume_path = Path(f"/Volumes/{str(uuid.uuid4())}")
+        subprocess.run(
+            ["hdiutil", "attach", str(installer_path), "-mountpoint", str(volume_path)],
+            stdout=subprocess.DEVNULL,
+            check=True,
+        )
+        try:
+            src_app_name = next(volume_path.glob("*.app")).name
+            dst_app_path = installer_path.with_suffix(".app")
+            shutil.copytree(volume_path / src_app_name, dst_app_path)
+        finally:
+            subprocess.run(["hdiutil", "detach", str(volume_path), "-force"], stdout=subprocess.DEVNULL, check=True)
+        return dst_app_path / "Contents" / "MacOS" / Path(src_app_name).stem
+    else:
+        return installer_path
diff --git a/aqt/installer.py b/aqt/installer.py
index ee0bb36..2d54cfa 100644
--- a/aqt/installer.py
+++ b/aqt/installer.py
@@ -65,6 +65,7 @@ from aqt.helper import (
     get_hash,
     get_os_name,
     get_qt_installer_name,
+    prepare_installer,
     retry_on_bad_connection,
     retry_on_errors,
     safely_run_save_output,
@@ -905,7 +906,8 @@ class Cli:
             # Download installer
             self.logger.info(f"Downloading Qt installer to {installer_path}")
             timeout = (Settings.connection_timeout, Settings.response_timeout)
-            download_installer(Settings.baseurl, installer_filename, get_os_name(), installer_path, timeout)
+            download_installer(Settings.baseurl, installer_filename, installer_path, timeout)
+            installer_path = prepare_installer(installer_path, get_os_name())
 
             # Build command
             cmd = [str(installer_path), "--accept-licenses", "--accept-obligations", "--confirm-command"]
diff --git a/tests/test_commercial.py b/tests/test_commercial.py
index 89d0f99..9ddb882 100644
--- a/tests/test_commercial.py
+++ b/tests/test_commercial.py
@@ -221,13 +221,7 @@ def test_commercial_installer_download_sha256(tmp_path, monkeypatch, commercial_
     target_path = tmp_path / "qt-installer"
 
     timeout = (Settings.connection_timeout, Settings.response_timeout)
-    download_installer(
-        commercial_installer.base_url,
-        commercial_installer._installer_filename,
-        commercial_installer.os_name,
-        target_path,
-        timeout,
-    )
+    download_installer(commercial_installer.base_url, commercial_installer._installer_filename,target_path, timeout)
     assert target_path.exists()