diff --git a/HISTORY.txt b/HISTORY.txt
index 43e9280f..7382a8e4 100644
--- a/HISTORY.txt
+++ b/HISTORY.txt
@@ -1,3 +1,5 @@
+11.10.4:
+ - Bugfix release (_mkstmp_inner backport breaks python3.4/3.5 compat)
 11.10.3:
  - Bugfix release (break dependency on pathlib2).
 11.10.2:
diff --git a/pipenv/__version__.py b/pipenv/__version__.py
index 1a58249a..ca48c4bd 100644
--- a/pipenv/__version__.py
+++ b/pipenv/__version__.py
@@ -2,4 +2,4 @@
 #   //   ) ) / / //   ) ) //___) ) //   ) ) ||  / /
 #  //___/ / / / //___/ / //       //   / /  || / /
 # //       / / //       ((____   //   / /   ||/ /
-__version__ = '11.10.3'
+__version__ = '11.10.4'