diff --git a/brozzler/chrome.py b/brozzler/chrome.py
index 0036c1b..d83b7b1 100644
--- a/brozzler/chrome.py
+++ b/brozzler/chrome.py
@@ -63,7 +63,7 @@ class Chrome:
     logger = logging.getLogger(__module__ + '.' + __qualname__)
 
     def __init__(self, chrome_exe, port=9222, ignore_cert_errors=False,
-                 disk_cache=None, disk_cache_size=None):
+                 disk_cache_dir=None, disk_cache_size=None):
         '''
         Initializes instance of this class.
 
@@ -80,7 +80,7 @@ class Chrome:
         self.ignore_cert_errors = ignore_cert_errors
         self._shutdown = threading.Event()
         self.chrome_process = None
-        self.disk_cache = disk_cache
+        self.disk_cache_dir = disk_cache_dir
         self.disk_cache_size = disk_cache_size
 
     def __enter__(self):
@@ -137,7 +137,7 @@ class Chrome:
                     cookie_location, exc_info=True)
         return cookie_db
 
-    def start(self, proxy=None, cookie_db=None, disk_cache=None,
+    def start(self, proxy=None, cookie_db=None, disk_cache_dir=None,
               disk_cache_size=None):
         '''
         Starts chrome/chromium process.
@@ -148,9 +148,8 @@ class Chrome:
                 which, if supplied, will be written to
                 {chrome_user_data_dir}/Default/Cookies before running the
                 browser (default None)
-            disk_cache: use disk cache. If True, use default cache location inside
-                `self._home_tmpdir`. If its a string, try to use that path for
-                disk cache (default None)
+            disk_cache_dir: use directory for disk cache. The default location
+                is inside `self._home_tmpdir` (default None).
             disk_cache_size: Forces the maximum disk space to be used by the disk
                 cache, in bytes. Used only when `cache` is a disk path.
                 (default None)
@@ -163,8 +162,8 @@ class Chrome:
             self._home_tmpdir.name, 'chrome-user-data')
         if cookie_db:
             self._init_cookie_db(cookie_db)
-        if disk_cache:
-            self.disk_cache = disk_cache
+        if disk_cache_dir:
+            self.disk_cache_dir = disk_cache_dir
         if disk_cache_size:
             self.disk_cache_size = disk_cache_size
         self._shutdown.clear()
@@ -186,15 +185,10 @@ class Chrome:
                 '--disable-web-security', '--disable-notifications',
                 '--disable-extensions', '--disable-save-password-bubble']
 
-        if self.disk_cache:
-            if isinstance(self.disk_cache, str):
-                chrome_args.append('--disk-cache-dir=%s' % self.disk_cache)
-                if self.disk_cache_size:
-                    chrome_args.append('--disk-cache-size=%s' %
-                                       self.disk_cache_size)
-        else:
-            chrome_args.append('--disable-cache')
-
+        if self.disk_cache_dir:
+            chrome_args.append('--disk-cache-dir=%s' % self.disk_cache_dir)
+        if self.disk_cache_size:
+            chrome_args.append('--disk-cache-size=%s' % self.disk_cache_size)
         if self.ignore_cert_errors:
             chrome_args.append('--ignore-certificate-errors')
         if proxy: