diff --git a/src/app/shared/nodes/generic-node/generic-node.spec.ts b/src/app/shared/nodes/generic-node/generic-node.spec.ts
index 3f947e2..79ae6c9 100644
--- a/src/app/shared/nodes/generic-node/generic-node.spec.ts
+++ b/src/app/shared/nodes/generic-node/generic-node.spec.ts
@@ -1008,6 +1008,39 @@ describe('GenericNodeComponent', () => {
     }));
   });
 
+  it('marks a resource parameter change dirty in the active flow data', () => {
+    const editorState = TestBed.inject(EditorStateHolder) as any;
+    editorState.activeFlowData.mockReturnValue({
+      blocks: [],
+      containers: [],
+      resources: [{
+        id: 'resource-1',
+        name: 'Storage',
+        typeName: 'S3Storage',
+        specificConfiguration: { name: 'Storage', source: 'CATALOG' }
+      }],
+      connections: [],
+      dependencies: []
+    });
+    component.data.data = {
+      ...component.data.data,
+      id: 'resource-1',
+      nodeFamily: 'resource',
+      typeName: 'S3Storage',
+      name: 'Storage',
+      specificConfiguration: { name: 'Storage', source: 'PERSONAL' }
+    };
+
+    (component as any).markFlowDirty();
+
+    expect(editorState.updateData).toHaveBeenCalledWith(expect.objectContaining({
+      resources: [expect.objectContaining({
+        id: 'resource-1',
+        specificConfiguration: { name: 'Storage', source: 'PERSONAL' }
+      })]
+    }));
+  });
+
   it('renders every input and output after the Rete node payload is updated', () => {
     fixture.componentRef.setInput('data', {
       ...component.data,
diff --git a/src/app/shared/nodes/generic-node/generic-node.ts b/src/app/shared/nodes/generic-node/generic-node.ts
index 7b4150c..e5cefc2 100644
--- a/src/app/shared/nodes/generic-node/generic-node.ts
+++ b/src/app/shared/nodes/generic-node/generic-node.ts
@@ -2362,16 +2362,24 @@ export class GenericNodeComponent implements OnDestroy {
     const blockId = typeof nodeData?.['id'] === 'string' ? nodeData['id'] : null;
     if (!blockId) return nextFlowData;
 
-    const block = nextFlowData.blocks.find((item) => item.id === blockId);
-    if (!block) return nextFlowData;
-
     const configuredName = toStringOrNull(this.blockConfiguration?.['name']);
-    block.name = configuredName || this.name || block.name;
-    block.typeName = this.blockType ?? block.typeName;
-    block.specificConfiguration = this.cloneFlowData(this.blockConfiguration ?? {});
-    (block as unknown as Record<string, unknown>)[this.biasAnnotationsProperty] = this.cloneFlowData(
-      Array.isArray(nodeData?.[this.biasAnnotationsProperty]) ? nodeData[this.biasAnnotationsProperty] : []
-    );
+    const block = nextFlowData.blocks.find((item) => item.id === blockId);
+    if (block) {
+      block.name = configuredName || this.name || block.name;
+      block.typeName = this.blockType ?? block.typeName;
+      block.specificConfiguration = this.cloneFlowData(this.blockConfiguration ?? {});
+      (block as unknown as Record<string, unknown>)[this.biasAnnotationsProperty] = this.cloneFlowData(
+        Array.isArray(nodeData?.[this.biasAnnotationsProperty]) ? nodeData[this.biasAnnotationsProperty] : []
+      );
+      return nextFlowData;
+    }
+
+    // Resources live beside blocks in FlowData, but share the generic settings editor.
+    const resource = nextFlowData.resources?.find((item) => item.id === blockId);
+    if (!resource) return nextFlowData;
+    resource.name = configuredName || this.name || resource.name;
+    resource.typeName = this.blockType ?? resource.typeName;
+    resource.specificConfiguration = this.cloneFlowData(this.blockConfiguration ?? {});
 
     return nextFlowData;
   }