diff --git a/tensorflow_probability/__init__.py b/tensorflow_probability/__init__.py
index e0b1acb907..f618db8814 100644
--- a/tensorflow_probability/__init__.py
+++ b/tensorflow_probability/__init__.py
@@ -53,7 +53,7 @@ def _ensure_tf_install():  # pylint: disable=g-statement-before-imports
   #
   # Update this whenever we need to depend on a newer TensorFlow release.
   #
-  required_tensorflow_version = "1.11.0"
+  required_tensorflow_version = "1.13.0"
 
   if (distutils.version.LooseVersion(tf.__version__) <
       distutils.version.LooseVersion(required_tensorflow_version)):