diff --git a/requirements/install.txt b/requirements/install.txt
index 1ff7cac5..cab8345b 100644
--- a/requirements/install.txt
+++ b/requirements/install.txt
@@ -1,5 +1,5 @@
 # Runtime dependencies needed when using wxPython Phoenix
 numpy < 1.17 ; python_version <= '2.7'
 numpy ; python_version >= '3.0' and python_version < '3.12'
-pillow
+pillow < 3.0
 six