diff --git a/build.gradle b/build.gradle
index 0ac1044..8e885a7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -54,7 +54,7 @@ allprojects {
     ext {
         egeriaversion = '3.11'
         slf4jVersion = '1.7.36'
-        jacksonVersion = '2.13.3'
+        jacksonVersion = '2.15.3'
         jupiterVersion = '5.9.0'
         httpclientVersion = '4.5.13'
         springwebVersion = '5.3.19'