diff --git a/textworld/version.py b/textworld/version.py
index 3e2c4395..96e3ce8d 100644
--- a/textworld/version.py
+++ b/textworld/version.py
@@ -1 +1 @@
-__version__ = '1.4.0.rc1'
+__version__ = '1.4.0'