diff --git a/docs/source/jobs.rst b/docs/source/jobs.rst
index 5b1ad934..1c17f6ae 100644
--- a/docs/source/jobs.rst
+++ b/docs/source/jobs.rst
@@ -97,6 +97,8 @@ Job-specific optional keys:
 - ``useragent``: ``User-Agent`` header used for requests (otherwise browser default is used)
 - ``browser``:  Either ``chromium``, ``chrome``, ``chrome-beta``, ``msedge``,
   ``msedge-beta``, ``msedge-dev``, ``firefox``, ``webkit`` (must be installed with ``playwright install``)
+- ``executable_path``: Path to a custom browser executable to launch instead of the
+  bundled Playwright build (for example a specific Firefox build); combine with ``browser``
 - ``ignore_http_error_codes``: List of HTTP errors to ignore (see :ref:`advanced_topics`)
 
 Because this job uses Playwright_ to
diff --git a/lib/urlwatch/jobs.py b/lib/urlwatch/jobs.py
index 87e6e09a..13c299f2 100644
--- a/lib/urlwatch/jobs.py
+++ b/lib/urlwatch/jobs.py
@@ -435,7 +435,7 @@ class BrowserJob(Job):
 
     __required__ = ('navigate',)
 
-    __optional__ = ('wait_until', 'wait_for', 'useragent', 'browser', 'ignore_http_error_codes')
+    __optional__ = ('wait_until', 'wait_for', 'useragent', 'browser', 'executable_path', 'ignore_http_error_codes')
 
     def get_location(self):
         return self.user_visible_url or self.navigate
@@ -446,7 +446,8 @@ def set_base_location(self, location):
     def retrieve(self, job_state):
         from playwright.sync_api import sync_playwright
         with sync_playwright() as playwright:
-            browser = playwright[self.browser or "chromium"].launch()
+            launch_kwargs = {'executable_path': self.executable_path} if self.executable_path else {}
+            browser = playwright[self.browser or "chromium"].launch(**launch_kwargs)
             page = browser.new_page(user_agent=self.useragent)
 
             if self.wait_until in ('networkidle0', 'networkidle2'):