diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4628070..080429a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,5 @@
+### 0.19.1
+- [Firefox based] Fix an error when `load()` fails if librewolf or firefox is not installed
 ### 0.19.0
 - [MODULE] Added new browser support: LibreWolf
 - [MODULE] Added `immutable` mode for opening cookies database
diff --git a/browser_cookie3/__init__.py b/browser_cookie3/__init__.py
index b171d77..5cfb179 100644
--- a/browser_cookie3/__init__.py
+++ b/browser_cookie3/__init__.py
@@ -900,7 +900,7 @@ def __expand_and_check_path(self, paths: Union[str, List[str], Dict[str, str], L
                 expanded = os.path.expanduser(path)
             if os.path.isdir(expanded):
                 return expanded
-        raise FileNotFoundError(
+        raise BrowserCookieError(
             f'Could not find {self.browser_name} profile directory')
 
     def __find_cookie_file(self, linux_data_dirs=None, windows_data_dirs=None, osx_data_dirs=None):
diff --git a/setup.py b/setup.py
index e3d6885..4d7ed22 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name='browser-cookie3',
-    version='0.19.0',
+    version='0.19.1',
     packages=['browser_cookie3'],
     # look for package contents in current directory
     package_dir={'browser_cookie3': 'browser_cookie3'},
diff --git a/tests/test_browsers.py b/tests/test_browsers.py
index cebc842..c731cfa 100644
--- a/tests/test_browsers.py
+++ b/tests/test_browsers.py
@@ -269,6 +269,11 @@ def test_vivaldi(self):
         self.__test_chromium_based(vivaldi)
 
     def test_z_load(self):
+        logger.info('Testing load() at the end of the test suite')
+        load()
+    
+    def test_a_load(self):
+        logger.info('Testing load() at the beginning of the test suite')
         load()