diff --git a/packages/mermaid/src/diagrams/flowchart/elk/detector.ts b/packages/mermaid/src/diagrams/flowchart/elk/detector.ts
index b476ff11b..6688ffd8c 100644
--- a/packages/mermaid/src/diagrams/flowchart/elk/detector.ts
+++ b/packages/mermaid/src/diagrams/flowchart/elk/detector.ts
@@ -1,34 +1,26 @@
 import type {
-  ExternalDiagramDefinition,
   DiagramDetector,
   DiagramLoader,
+  ExternalDiagramDefinition,
 } from '../../../diagram-api/types.js';
-import { log } from '../../../logger.js';
 
 const id = 'flowchart-elk';
 
-const detector: DiagramDetector = (txt, config): boolean => {
+const detector: DiagramDetector = (txt, config = {}): boolean => {
   if (
     // If diagram explicitly states flowchart-elk
     /^\s*flowchart-elk/.test(txt) ||
     // If a flowchart/graph diagram has their default renderer set to elk
     (/^\s*flowchart|graph/.test(txt) && config?.flowchart?.defaultRenderer === 'elk')
   ) {
-    // This will log at the end, hopefully.
-    setTimeout(
-      () =>
-        log.warn(
-          'flowchart-elk was moved to an external package in Mermaid v11. Please refer [release notes](link) for more details. This diagram will be rendered using `dagre` layout as a fallback.'
-        ),
-      500
-    );
+    config.layout = 'elk';
     return true;
   }
   return false;
 };
 
 const loader: DiagramLoader = async () => {
-  const { diagram } = await import('../flowDiagram-v2.js');
+  const { diagram } = await import('../flowDiagram.js');
   return { id, diagram };
 };
 
diff --git a/packages/mermaid/src/diagrams/flowchart/flowDiagram.ts b/packages/mermaid/src/diagrams/flowchart/flowDiagram.ts
index 5b8012ede..67cdf918f 100644
--- a/packages/mermaid/src/diagrams/flowchart/flowDiagram.ts
+++ b/packages/mermaid/src/diagrams/flowchart/flowDiagram.ts
@@ -1,10 +1,10 @@
-// @ts-ignore: JISON doesn't support types
-import flowParser from './parser/flow.jison';
-import flowDb from './flowDb.js';
-import renderer from './flowRenderer-v3-unified.js';
-import flowStyles from './styles.js';
 import type { MermaidConfig } from '../../config.type.js';
 import { setConfig } from '../../diagram-api/diagramAPI.js';
+import flowDb from './flowDb.js';
+import renderer from './flowRenderer-v3-unified.js';
+// @ts-ignore: JISON doesn't support types
+import flowParser from './parser/flow.jison';
+import flowStyles from './styles.js';
 
 export const diagram = {
   parser: flowParser,
@@ -15,6 +15,9 @@ export const diagram = {
     if (!cnf.flowchart) {
       cnf.flowchart = {};
     }
+    if (cnf.layout) {
+      setConfig({ layout: cnf.layout });
+    }
     cnf.flowchart.arrowMarkerAbsolute = cnf.arrowMarkerAbsolute;
     setConfig({ flowchart: { arrowMarkerAbsolute: cnf.arrowMarkerAbsolute } });
     flowDb.clear();