diff --git a/project.clj b/project.clj
index 696d6c54..3a332b01 100644
--- a/project.clj
+++ b/project.clj
@@ -21,7 +21,7 @@
   ;; defined under :dependencies ends up causing an error due to :pedantic? :abort,
   ;; because it is a dep of a dep with a different version, move it here.
   :managed-dependencies [[org.clojure/clojure "1.12.4"]
-                         [commons-io "2.20.0"]
+                         [commons-io "2.21.0"]
                          [org.openvoxproject/kitchensink ~kitchensink-version]
                          [org.openvoxproject/kitchensink ~kitchensink-version :classifier "test"]
                          [org.openvoxproject/trapperkeeper ~trapperkeeper-version]