diff --git a/prereqs/pips/app_requirements.txt b/prereqs/pips/app_requirements.txt
index c70e7a01f5..e9f8810ca7 100644
--- a/prereqs/pips/app_requirements.txt
+++ b/prereqs/pips/app_requirements.txt
@@ -57,7 +57,7 @@ python-dateutil==2.9.0.post0
 qtconsole==5.5.2
 requests==2.32.3
 scipy==1.14.0
-six==1.16.0
+six==1.17.0
 sortedcontainers==2.4.0
 # Used by the DICOM bundle for a double-ended QSlider
 superqt==0.7.1