diff --git a/pymisp/__init__.py b/pymisp/__init__.py
index dfc32ab..00cba6c 100644
--- a/pymisp/__init__.py
+++ b/pymisp/__init__.py
@@ -1,4 +1,4 @@
-__version__ = '2.4.135'
+__version__ = '2.4.135.1'
 import logging
 
 FORMAT = "%(levelname)s [%(filename)s:%(lineno)s - %(funcName)s() ] %(message)s"
diff --git a/pyproject.toml b/pyproject.toml
index 6945bc8..81254c2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pymisp"
-version = "2.4.135"
+version = "2.4.135.1"
 description = "Python API for MISP."
 authors = ["Raphaël Vinot <raphael.vinot@circl.lu>"]
 license = "BSD-2-Clause"
diff --git a/travis/install_travis.sh b/travis/install_travis.sh
index eb4a1d3..fd236e2 100644
--- a/travis/install_travis.sh
+++ b/travis/install_travis.sh
@@ -5,4 +5,4 @@ set -x
 
 # We're in python3, installing with poetry.
 pip3 install poetry
-poetry install -E fileobjects -E openioc -E virustotal -E docs -E pdfexport -E url
+poetry install -E fileobjects -E openioc -E virustotal -E docs -E pdfexport -E url -E email