diff --git a/project.clj b/project.clj
index 451b0fde4..48e7afc08 100644
--- a/project.clj
+++ b/project.clj
@@ -1,5 +1,5 @@
 (def log4j-version "2.24.0")
-(def jackson-version "2.17.2")
+(def jackson-version "2.18.0")
 (def http4s-version "0.16.6")
 
 (defproject oph-va/valtionavustus "0.1.0-SNAPSHOT"