1 files changed, 1 insertions, 3 deletions
diff --git a/metrics-proxy/src/main/java/ai/vespa/metricsproxy/metric/model/json/GenericJsonModel.java b/metrics-proxy/src/main/java/ai/vespa/metricsproxy/metric/model/json/GenericJsonModel.java
index ffb9813d257..c4ba0f39a18 100644
--- a/metrics-proxy/src/main/java/ai/vespa/metricsproxy/metric/model/json/GenericJsonModel.java
+++ b/metrics-proxy/src/main/java/ai/vespa/metricsproxy/metric/model/json/GenericJsonModel.java
@@ -5,7 +5,6 @@ import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import com.fasterxml.jackson.annotation.JsonInclude;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonPropertyOrder;
-import com.fasterxml.jackson.databind.ObjectMapper;
 
 import java.io.IOException;
 import java.util.List;
@@ -33,9 +32,8 @@ public class GenericJsonModel {
     public List<GenericService> services;
 
     public String serialize() {
-        ObjectMapper mapper = JacksonUtil.createObjectMapper();
         try {
-            return mapper.writeValueAsString(this);
+            return JacksonUtil.objectMapper().writeValueAsString(this);
         } catch (IOException e) {
             throw new JsonRenderingException("Could not render metrics. Check the log for details.", e);
         }