diff --git a/build.gradle b/build.gradle
index 2158196b7..03ab212e9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -29,7 +29,7 @@ allprojects {
 ext {
     // Platforms
     grpcVersion = '1.58.1' // [1.38.0,) Needed for io.grpc.protobuf.services.HealthStatusManager
-    jacksonVersion = '2.15.4' // [2.9.0,)
+    jacksonVersion = '2.20.0' // [2.9.0,)
     nexusVersion = '0.4.0-alpha'
     // we don't upgrade to 1.10.x because it requires kotlin 1.6. Users may use 1.10.x in their environments though.
     micrometerVersion = project.hasProperty("edgeDepsTest") ? '1.13.6' : '1.9.9' // [1.0.0,)