diff --git a/tox.ini b/tox.ini
index 1131141f0..f19007c4d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -213,7 +213,7 @@ basepython = python3
 -skip_install = true
 deps =
     -r{toxinidir}/requirements.txt
-    PyInstaller==3.1.1
+    PyInstaller==3.2
 commands =
     {envpython} scripts/link_pyqt.py --tox {envdir}
     {envbindir}/pyinstaller --noconfirm misc/qutebrowser.spec