diff --git a/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/resources/META-INF/additional-spring-configuration-metadata.json b/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/resources/META-INF/additional-spring-configuration-metadata.json
index 4bc097ee87a..97546516ccc 100644
--- a/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/resources/META-INF/additional-spring-configuration-metadata.json
+++ b/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/resources/META-INF/additional-spring-configuration-metadata.json
@@ -2258,6 +2258,12 @@
         "W3C"
       ]
     },
+    {
+      "name": "management.zipkin.tracing.encoding",
+      "defaultValue": [
+        "JSON"
+      ]
+    },
     {
       "name": "micrometer.observations.annotations.enabled",
       "type": "java.lang.Boolean",