diff --git a/core/src/browsergym/core/__init__.py b/core/src/browsergym/core/__init__.py
index f0e0bda3..1e10de09 100644
--- a/core/src/browsergym/core/__init__.py
+++ b/core/src/browsergym/core/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "0.0.1a3"
+__version__ = "0.0.1a4"
 
 import playwright.sync_api
 
diff --git a/miniwob/src/browsergym/miniwob/__init__.py b/miniwob/src/browsergym/miniwob/__init__.py
index f86f16c8..0e5d0478 100644
--- a/miniwob/src/browsergym/miniwob/__init__.py
+++ b/miniwob/src/browsergym/miniwob/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "0.0.1a3"
+__version__ = "0.0.1a4"
 
 from browsergym.core.registration import register_task
 
diff --git a/webarena/src/browsergym/webarena/__init__.py b/webarena/src/browsergym/webarena/__init__.py
index f65ba600..0821961a 100644
--- a/webarena/src/browsergym/webarena/__init__.py
+++ b/webarena/src/browsergym/webarena/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "0.0.1a3"
+__version__ = "0.0.1a4"
 
 from browsergym.core.registration import register_task