diff --git a/setup/requirements_python-3.13.in b/setup/requirements_python-3.13.in
index f7411b8..67ba6fa 100644
--- a/setup/requirements_python-3.13.in
+++ b/setup/requirements_python-3.13.in
@@ -89,7 +89,7 @@ zstandard==0.23.0
 OpenMM==8.3.0
 
 # /apps/gent/RHEL9/cascadelake-ib/software/Pillow/11.3.0-GCCcore-14.2.0
-pillow==11.3.0
+pillow==12.1.1
 
 # /apps/gent/RHEL9/cascadelake-ib/software/Pint/0.24.4-GCCcore-14.2.0
 Pint==0.24.4
diff --git a/setup/requirements_python-3.13.txt b/setup/requirements_python-3.13.txt
index d16114c..a906419 100644
--- a/setup/requirements_python-3.13.txt
+++ b/setup/requirements_python-3.13.txt
@@ -678,7 +678,7 @@ pexpect==4.9.0
     #   ipython
 pickleshare==0.7.5
     # via -r requirements_python-3.13.in
-pillow==11.3.0
+pillow==12.1.1
     # via
     #   -r requirements_python-3.13.in
     #   matplotlib