diff --git a/README.rst b/README.rst
index 56e45426b..8aa11b64d 100644
--- a/README.rst
+++ b/README.rst
@@ -131,7 +131,7 @@ Compiling fish requires:
 Sphinx is also optionally required to build the documentation from a
 cloned git repository.
 
-Additionally, running the full test suite requires Python 3, tmux, and the pexpect package.
+Additionally, running the full test suite requires Python 3.5+, tmux, and the pexpect package.
 
 Building from source with CMake
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~