diff --git a/README.rst b/README.rst
index fb668b237..c2f2c64fd 100644
--- a/README.rst
+++ b/README.rst
@@ -98,7 +98,7 @@ psutil currently supports the following platforms:
 - **Sun Solaris**
 - **AIX**
 
-Supported Python versions are **2.7**, **3.5+** and
+Supported Python versions are **2.7**, **3.6+** and
 `PyPy <http://pypy.org/>`__.
 
 Funding
diff --git a/docs/index.rst b/docs/index.rst
index 8250cbcb3..187bc7c6c 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -38,7 +38,7 @@ psutil currently supports the following platforms:
 - **Sun Solaris**
 - **AIX**
 
-Supported Python versions are **2.7** and **3.5+**.
+Supported Python versions are **2.7** and **3.6+**.
 `PyPy <http://pypy.org/>`__ is also known to work.
 
 The psutil documentation you're reading is distributed as a single HTML page.
@@ -2632,7 +2632,7 @@ Platforms support history
 * psutil 0.1.1 (2009-03): **FreeBSD**
 * psutil 0.1.0 (2009-01): **Linux, Windows, macOS**
 
-Supported Python versions are 2.7, 3.5+ and PyPy3.
+Supported Python versions are 2.7, 3.6+ and PyPy3.
 
 Timeline
 ========
diff --git a/psutil/__init__.py b/psutil/__init__.py
index d506244cc..56b8bb2e7 100644
--- a/psutil/__init__.py
+++ b/psutil/__init__.py
@@ -17,7 +17,7 @@
  - Sun Solaris
  - AIX
 
-Works with Python versions 2.7 and 3.5+.
+Works with Python versions 2.7 and 3.6+.
 """
 
 from __future__ import division
diff --git a/scripts/internal/print_announce.py b/scripts/internal/print_announce.py
index f33150f6d..33fca4220 100755
--- a/scripts/internal/print_announce.py
+++ b/scripts/internal/print_announce.py
@@ -47,7 +47,7 @@
 nice, ionice, iostat, iotop, uptime, pidof, tty, taskset, pmap. It \
 currently supports Linux, Windows, macOS, Sun Solaris, FreeBSD, OpenBSD, \
 NetBSD and AIX, both 32-bit and 64-bit architectures.  Supported Python \
-versions are 2.7 and 3.5+. PyPy is also known to work.
+versions are 2.7 and 3.6+. PyPy is also known to work.
 
 What's new
 ==========
diff --git a/setup.py b/setup.py
index ce9afc734..35467e131 100755
--- a/setup.py
+++ b/setup.py
@@ -445,7 +445,7 @@ def main():
     if setuptools is not None:
         kwargs.update(
             python_requires=(
-                ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"),
+                ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, !=3.5.*"),
             extras_require=extras_require,
             zip_safe=False,
         )