diff --git a/tensorflow_probability/python/__init__.py b/tensorflow_probability/python/__init__.py
index f31a40384f..4255fbbb75 100644
--- a/tensorflow_probability/python/__init__.py
+++ b/tensorflow_probability/python/__init__.py
@@ -51,7 +51,7 @@ def _validate_tf_environment(package):
   #
   # Update this whenever we need to depend on a newer TensorFlow release.
   #
-  required_tensorflow_version = '2.16'
+  required_tensorflow_version = '2.18'
 #   required_tensorflow_version = '1.15'  # Needed internally -- DisableOnExport
 
   if (distutils.version.LooseVersion(tf.__version__) <