diff --git a/seleniumbase/__version__.py b/seleniumbase/__version__.py
index 813b56028a7..67094005160 100755
--- a/seleniumbase/__version__.py
+++ b/seleniumbase/__version__.py
@@ -1,2 +1,2 @@
 # seleniumbase package
-__version__ = "4.34.5"
+__version__ = "4.34.6"
diff --git a/seleniumbase/core/browser_launcher.py b/seleniumbase/core/browser_launcher.py
index 117fdc62d87..0b1a840f642 100644
--- a/seleniumbase/core/browser_launcher.py
+++ b/seleniumbase/core/browser_launcher.py
@@ -2146,7 +2146,9 @@ def _set_chrome_options(
             chrome_options.add_extension(abs_path)
     if extension_dir:
         # load-extension input can be a comma-separated list
-        abs_path = os.path.abspath(extension_dir)
+        abs_path = (
+            ",".join(os.path.abspath(p) for p in extension_dir.split(","))
+        )
         chrome_options = add_chrome_ext_dir(chrome_options, abs_path)
     if (
         page_load_strategy
@@ -4114,7 +4116,9 @@ def get_local_driver(
                 edge_options.add_extension(abs_path)
         if extension_dir:
             # load-extension input can be a comma-separated list
-            abs_path = os.path.abspath(extension_dir)
+            abs_path = (
+                ",".join(os.path.abspath(p) for p in extension_dir.split(","))
+            )
             edge_options = add_chrome_ext_dir(edge_options, abs_path)
         edge_options.add_argument("--disable-infobars")
         edge_options.add_argument("--disable-notifications")