diff --git a/src/components/sidebar/tabs/NodeLibrarySidebarTab.vue b/src/components/sidebar/tabs/NodeLibrarySidebarTab.vue
index df887e115..bcb4b0c02 100644
--- a/src/components/sidebar/tabs/NodeLibrarySidebarTab.vue
+++ b/src/components/sidebar/tabs/NodeLibrarySidebarTab.vue
@@ -104,7 +104,7 @@ const searchQuery = ref<string>('')
 
 const root = computed(() => {
   const root = filteredRoot.value || nodeDefStore.nodeTree
-  return alphabeticalSort.value ? sortedTree(root) : root
+  return alphabeticalSort.value ? sortedTree(root, { groupLeaf: true }) : root
 })
 
 const renderedRoot = computed<TreeExplorerNode<ComfyNodeDefImpl>>(() => {
diff --git a/src/stores/workflowStore.ts b/src/stores/workflowStore.ts
index f36bd09e7..e96984ec5 100644
--- a/src/stores/workflowStore.ts
+++ b/src/stores/workflowStore.ts
@@ -1,6 +1,6 @@
 import { defineStore } from 'pinia'
 import { computed, markRaw, ref } from 'vue'
-import { buildTree } from '@/utils/treeUtil'
+import { buildTree, sortedTree } from '@/utils/treeUtil'
 import { api } from '@/scripts/api'
 import { UserFile } from './userFileStore'
 import { ChangeTracker } from '@/scripts/changeTracker'
@@ -295,7 +295,7 @@ export const useWorkflowStore = defineStore('workflow', () => {
     )
   }
   const workflowsTree = computed(() =>
-    buildWorkflowTree(persistedWorkflows.value)
+    sortedTree(buildWorkflowTree(persistedWorkflows.value), { groupLeaf: true })
   )
   // Bookmarked workflows tree is flat.
   const bookmarkedWorkflowsTree = computed(() =>
diff --git a/src/utils/treeUtil.ts b/src/utils/treeUtil.ts
index f2dd2f034..a8763be53 100644
--- a/src/utils/treeUtil.ts
+++ b/src/utils/treeUtil.ts
@@ -50,21 +50,55 @@ export function flattenTree<T>(tree: TreeNode): T[] {
   return result
 }
 
-export function sortedTree(node: TreeNode): TreeNode {
-  // Create a new node with the same label and data
+/**
+ * Sort the children of the node recursively.
+ * @param node - The node to sort.
+ * @param options - The options for sorting.
+ * @param options.groupLeaf - Whether to group leaf nodes together.
+ * @returns The sorted node.
+ */
+export function sortedTree(
+  node: TreeNode,
+  {
+    groupLeaf = false
+  }: {
+    groupLeaf?: boolean
+  } = {}
+): TreeNode {
   const newNode: TreeNode = {
     ...node
   }
 
   if (node.children) {
-    // Sort the children of the current node
-    const sortedChildren = [...node.children].sort((a, b) =>
-      (a.label ?? '').localeCompare(b.label ?? '')
-    )
-    // Recursively sort the children and add them to the new node
-    newNode.children = []
-    for (const child of sortedChildren) {
-      newNode.children.push(sortedTree(child))
+    if (groupLeaf) {
+      // Split children into folders and files
+      const folders = node.children.filter((child) => !child.leaf)
+      const files = node.children.filter((child) => child.leaf)
+
+      // Sort folders and files separately by label
+      const sortedFolders = folders.sort((a, b) =>
+        (a.label ?? '').localeCompare(b.label ?? '')
+      )
+      const sortedFiles = files.sort((a, b) =>
+        (a.label ?? '').localeCompare(b.label ?? '')
+      )
+
+      // Recursively sort folder children
+      newNode.children = [
+        ...sortedFolders.map((folder) =>
+          sortedTree(folder, { groupLeaf: true })
+        ),
+        ...sortedFiles
+      ]
+    } else {
+      const sortedChildren = [...node.children].sort((a, b) =>
+        (a.label ?? '').localeCompare(b.label ?? '')
+      )
+      newNode.children = [
+        ...sortedChildren.map((child) =>
+          sortedTree(child, { groupLeaf: false })
+        )
+      ]
     }
   }
 
diff --git a/tests-ui/tests/fast/utils/treeUtilTest.test.ts b/tests-ui/tests/fast/utils/treeUtilTest.test.ts
index c3adf14e8..28c322b5d 100644
--- a/tests-ui/tests/fast/utils/treeUtilTest.test.ts
+++ b/tests-ui/tests/fast/utils/treeUtilTest.test.ts
@@ -1,4 +1,5 @@
-import { buildTree } from '@/utils/treeUtil'
+import { buildTree, sortedTree } from '@/utils/treeUtil'
+import { TreeNode } from 'primevue/treenode'
 
 describe('buildTree', () => {
   it('should handle empty folder items correctly', () => {
@@ -61,3 +62,98 @@ describe('buildTree', () => {
     })
   })
 })
+
+describe('sortedTree', () => {
+  const createNode = (label: string, leaf = false): TreeNode => ({
+    key: label,
+    label,
+    leaf,
+    children: []
+  })
+
+  it('should return a new node instance', () => {
+    const node = createNode('root')
+    const result = sortedTree(node)
+    expect(result).not.toBe(node)
+    expect(result).toEqual(node)
+  })
+
+  it('should sort children by label', () => {
+    const node: TreeNode = {
+      key: 'root',
+      label: 'root',
+      children: [createNode('c'), createNode('a'), createNode('b')]
+    }
+
+    const result = sortedTree(node)
+    expect(result.children?.map((c) => c.label)).toEqual(['a', 'b', 'c'])
+  })
+
+  it('should handle undefined labels', () => {
+    const node: TreeNode = {
+      key: 'root',
+      label: 'root',
+      children: [
+        { key: '1', label: 'b' },
+        { key: '2', label: 'a' },
+        { key: '3', label: undefined }
+      ]
+    }
+
+    const result = sortedTree(node)
+    expect(result.children?.map((c) => c.label)).toEqual([undefined, 'a', 'b'])
+  })
+
+  describe('with groupLeaf=true', () => {
+    it('should group folders before files', () => {
+      const node: TreeNode = {
+        key: 'root',
+        label: 'root',
+        children: [
+          createNode('file.txt', true),
+          createNode('folder1'),
+          createNode('another.txt', true),
+          createNode('folder2')
+        ]
+      }
+
+      const result = sortedTree(node, { groupLeaf: true })
+      const labels = result.children?.map((c) => c.label)
+      expect(labels).toEqual(['folder1', 'folder2', 'another.txt', 'file.txt'])
+    })
+
+    it('should sort recursively', () => {
+      const node: TreeNode = {
+        key: 'root',
+        label: 'root',
+        children: [
+          {
+            ...createNode('folder1'),
+            children: [
+              createNode('z.txt', true),
+              createNode('subfolder2'),
+              createNode('a.txt', true),
+              createNode('subfolder1')
+            ]
+          }
+        ]
+      }
+
+      const result = sortedTree(node, { groupLeaf: true })
+      const folder = result.children?.[0]
+      const subLabels = folder?.children?.map((c) => c.label)
+      expect(subLabels).toEqual(['subfolder1', 'subfolder2', 'a.txt', 'z.txt'])
+    })
+  })
+
+  it('should handle nodes without children', () => {
+    const node: TreeNode = {
+      key: 'leaf',
+      label: 'leaf',
+      leaf: true
+    }
+
+    const result = sortedTree(node)
+    expect(result).toEqual(node)
+  })
+})