diff --git a/doc/network_fitting/requirements.txt b/doc/network_fitting/requirements.txt
index d5b77a4..a5dbafc 100644
--- a/doc/network_fitting/requirements.txt
+++ b/doc/network_fitting/requirements.txt
@@ -14,7 +14,7 @@ numpy==2.2.6
 packaging==25.0
 pandas==2.3.0
 persim==0.3.8
-pillow==11.2.1
+pillow==11.3.0
 pyparsing==3.2.3
 python-dateutil==2.9.0.post0
 pytz==2025.2