diff --git a/requirements-dev.txt b/requirements-dev.txt
index 85f74de..56929dc 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -85,7 +85,7 @@ roman-numerals==4.1.0
     # via sphinx
 ruff==0.15.15
     # via pyuspto
-snowballstemmer==3.1.0
+snowballstemmer==3.1.1
     # via sphinx
 sphinx==9.1.0
     # via