diff --git a/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ml/utils/ExceptionsHelper.java b/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ml/utils/ExceptionsHelper.java
index 267566dcf365e..fb75d95aeed1b 100644
--- a/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ml/utils/ExceptionsHelper.java
+++ b/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ml/utils/ExceptionsHelper.java
@@ -20,6 +20,9 @@
 
 public class ExceptionsHelper {
 
+    private static String NO_KNOWN_MODEL_ERROR =
+        "No known trained model with model_id [{}], you may need to create it or load it into the cluster with eland";
+
     private ExceptionsHelper() {}
 
     public static ResourceNotFoundException missingJobException(String jobId) {
@@ -51,19 +54,11 @@ public static ResourceNotFoundException missingModelDeployment(String deployment
     }
 
     public static ResourceNotFoundException missingTrainedModel(String modelId) {
-        return new ResourceNotFoundException(
-            "No known trained model with model_id [{}], you may need to create it or load it into the cluster with eland",
-            modelId
-        );
+        return new ResourceNotFoundException(NO_KNOWN_MODEL_ERROR, modelId);
     }
 
     public static ResourceNotFoundException missingTrainedModel(String modelId, Exception cause) {
-        return new ResourceNotFoundException(
-            "Failure due to [{}]. No known trained model with model_id [{}], "
-                + "you may need to create it or load it into the cluster with eland",
-            cause,
-            modelId
-        );
+        return new ResourceNotFoundException(NO_KNOWN_MODEL_ERROR, cause, modelId);
     }
 
     public static ElasticsearchException serverError(String msg) {