diff --git a/{{cookiecutter.repo_name}}/runtime.txt b/{{cookiecutter.repo_name}}/runtime.txt
index 8d5e4598d..40b97bf81 100644
--- a/{{cookiecutter.repo_name}}/runtime.txt
+++ b/{{cookiecutter.repo_name}}/runtime.txt
@@ -1,3 +1,3 @@
 {% if cookiecutter.use_python2 == 'n' -%}
-python-3.5.0
+python-3.5.1
 {%- endif %}