diff --git a/packages/core/src/data_sources/index.ts b/packages/core/src/data_sources/index.ts
index d54110a75..ca3a12669 100644
--- a/packages/core/src/data_sources/index.ts
+++ b/packages/core/src/data_sources/index.ts
@@ -73,14 +73,14 @@ export default class DataSourceManager extends ItemManagerModule<ModuleConfig, D
   }
 
   /**
-   * Get value from data sources by key
-   * @param {String} key Path to value.
-   * @param {any} defValue
+   * Get value from data sources by path.
+   * @param {String} path Path to value.
+   * @param {any} defValue Default value if the path is not found.
    * @returns {any}
    * const value = dsm.getValue('ds_id.record_id.propName', 'defaultValue');
    */
-  getValue(key: string | string[], defValue: any) {
-    return get(this.getContext(), key, defValue);
+  getValue(path: string | string[], defValue?: any) {
+    return get(this.getContext(), path, defValue);
   }
 
   private getContext() {
diff --git a/packages/core/test/specs/data_sources/index.ts b/packages/core/test/specs/data_sources/index.ts
index 556fecea4..cbc1d53c8 100644
--- a/packages/core/test/specs/data_sources/index.ts
+++ b/packages/core/test/specs/data_sources/index.ts
@@ -35,7 +35,7 @@ describe('DataSourceManager', () => {
     em.on(dsm.events.add, eventAdd);
     const ds = addDataSource();
     expect(dsm.getAll().length).toBe(1);
-    expect(eventAdd).toBeCalledTimes(1);
+    expect(eventAdd).toHaveBeenCalledTimes(1);
     expect(ds.getRecords().length).toBe(3);
   });
 
@@ -50,7 +50,7 @@ describe('DataSourceManager', () => {
     const ds = addDataSource();
     dsm.remove('ds1');
     expect(dsm.getAll().length).toBe(0);
-    expect(event).toBeCalledTimes(1);
-    expect(event).toBeCalledWith(ds, expect.any(Object));
+    expect(event).toHaveBeenCalledTimes(1);
+    expect(event).toHaveBeenCalledWith(ds, expect.any(Object));
   });
 });