diff --git a/src/core/services/utils/utils.ts b/src/core/services/utils/utils.ts
index df4ca3209eb..bde2d0049ba 100644
--- a/src/core/services/utils/utils.ts
+++ b/src/core/services/utils/utils.ts
@@ -667,17 +667,10 @@ export class CoreUtilsProvider {
      * @param data Object.
      * @param prefix Prefix to add.
      * @returns Prefixed object.
-     * @deprecated since 5.0. Not used anymore
+     * @deprecated since 5.0. Use CoreObject.prefixKeys instead.
      */
     prefixKeys(data: Record<string, unknown>, prefix: string): Record<string, unknown> {
-        const newObj = {};
-        const keys = Object.keys(data);
-
-        keys.forEach((key) => {
-            newObj[prefix + key] = data[key];
-        });
-
-        return newObj;
+        return CoreObject.prefixKeys(data, prefix);
     }
 
     /**
diff --git a/src/core/singletons/object.ts b/src/core/singletons/object.ts
index 5ed742f1f7c..3b0d0dbba09 100644
--- a/src/core/singletons/object.ts
+++ b/src/core/singletons/object.ts
@@ -390,6 +390,24 @@ export class CoreObject {
         return result;
     }
 
+    /**
+     * Add a prefix to all the keys in an object.
+     *
+     * @param data Object.
+     * @param prefix Prefix to add.
+     * @returns Prefixed object.
+     */
+    static prefixKeys(data: Record<string, unknown>, prefix: string): Record<string, unknown> {
+        const newObj = {};
+        const keys = Object.keys(data);
+
+        keys.forEach((key) => {
+            newObj[prefix + key] = data[key];
+        });
+
+        return newObj;
+    }
+
     /**
      * Function to enumerate enum keys.
      *