diff --git a/.travis.yml b/.travis.yml
index 9cb2272..27b63c6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -37,7 +37,7 @@
         - TESTING=docs
       before_script:
         - cd Doc
-        - make venv PYTHON=python3
+        - make venv
       script:
         - make check suspicious html PYTHON="./venv/bin/python" SPHINXBUILD="./venv/bin/python -m sphinx" SPHINXOPTS="-q"
     - os: linux
diff --git a/Doc/Makefile b/Doc/Makefile
index 6e1c183..eb62df5 100644
--- a/Doc/Makefile
+++ b/Doc/Makefile
@@ -4,7 +4,7 @@
 #
 
 # You can set these variables from the command line.
-PYTHON       = python
+PYTHON       = python3
 SPHINXBUILD  = sphinx-build
 PAPER        =
 SOURCES      =