diff --git a/src/hooks/coreCommandHooks.ts b/src/hooks/coreCommandHooks.ts
index 2059cd394..0b95d29cc 100644
--- a/src/hooks/coreCommandHooks.ts
+++ b/src/hooks/coreCommandHooks.ts
@@ -16,6 +16,7 @@ import { useWorkspaceStore } from '@/stores/workspaceStore'
 import { LGraphGroup } from '@comfyorg/litegraph'
 import { LiteGraph } from '@comfyorg/litegraph'
 import { LGraphNode } from '@comfyorg/litegraph'
+import { LGraphEventMode } from '@comfyorg/litegraph/dist/types/globalEnums'
 
 export function useCoreCommands(): ComfyCommand[] {
   const getTracker = () => useWorkflowStore()?.activeWorkflow?.changeTracker
@@ -32,10 +33,10 @@ export function useCoreCommands(): ComfyCommand[] {
     return result
   }
 
-  const toggleSelectedNodesMode = (mode: number) => {
+  const toggleSelectedNodesMode = (mode: LGraphEventMode) => {
     getSelectedNodes().forEach((node) => {
       if (node.mode === mode) {
-        node.mode = 0 // always
+        node.mode = LGraphEventMode.ALWAYS
       } else {
         node.mode = mode
       }
@@ -340,7 +341,7 @@ export function useCoreCommands(): ComfyCommand[] {
       label: 'Mute/Unmute Selected Nodes',
       versionAdded: '1.3.11',
       function: () => {
-        toggleSelectedNodesMode(2) // muted
+        toggleSelectedNodesMode(LGraphEventMode.NEVER)
       }
     },
     {
@@ -349,7 +350,7 @@ export function useCoreCommands(): ComfyCommand[] {
       label: 'Bypass/Unbypass Selected Nodes',
       versionAdded: '1.3.11',
       function: () => {
-        toggleSelectedNodesMode(4) // bypassed
+        toggleSelectedNodesMode(LGraphEventMode.BYPASS)
       }
     },
     {
diff --git a/src/scripts/app.ts b/src/scripts/app.ts
index 99b4e6400..5037e6720 100644
--- a/src/scripts/app.ts
+++ b/src/scripts/app.ts
@@ -60,6 +60,7 @@ import { type IBaseWidget } from '@comfyorg/litegraph/dist/types/widgets'
 import { workflowService } from '@/services/workflowService'
 import { useWidgetStore } from '@/stores/widgetStore'
 import { deserialiseAndCreate } from '@/extensions/core/vintageClipboard'
+import { LGraphEventMode } from '@comfyorg/litegraph/dist/types/globalEnums'
 
 export const ANIM_PREVIEW_WIDGET = '$$comfy_animation_preview'
 
@@ -585,8 +586,9 @@ export class ComfyApp {
       options.push({
         content: 'Bypass',
         callback: (obj) => {
-          if (this.mode === 4) this.mode = 0
-          else this.mode = 4
+          if (this.mode === LGraphEventMode.BYPASS)
+            this.mode = LGraphEventMode.ALWAYS
+          else this.mode = LGraphEventMode.BYPASS
           this.graph.change()
         }
       })
@@ -1477,15 +1479,12 @@ export class ComfyApp {
       const old_color = node.color
       const old_bgcolor = node.bgcolor
 
-      if (node.mode === 2) {
-        // never
+      if (node.mode === LGraphEventMode.NEVER) {
         this.editor_alpha = 0.4
       }
 
-      // ComfyUI's custom node mode enum value 4 => bypass/never.
       let bgColor: string
-      if (node.mode === 4) {
-        // never
+      if (node.mode === LGraphEventMode.BYPASS) {
         bgColor = app.bypassBgColor
         this.editor_alpha = 0.2
       } else {
@@ -2304,7 +2303,9 @@ export class ComfyApp {
     const output = {}
     // Process nodes in order of execution
     for (const outerNode of graph.computeExecutionOrder(false)) {
-      const skipNode = outerNode.mode === 2 || outerNode.mode === 4
+      const skipNode =
+        outerNode.mode === LGraphEventMode.NEVER ||
+        outerNode.mode === LGraphEventMode.BYPASS
       const innerNodes =
         !skipNode && outerNode.getInnerNodes
           ? outerNode.getInnerNodes()
@@ -2314,7 +2315,10 @@ export class ComfyApp {
           continue
         }
 
-        if (node.mode === 2 || node.mode === 4) {
+        if (
+          node.mode === LGraphEventMode.NEVER ||
+          node.mode === LGraphEventMode.BYPASS
+        ) {
           // Don't serialize muted nodes
           continue
         }
@@ -2339,7 +2343,10 @@ export class ComfyApp {
           let parent = node.getInputNode(i)
           if (parent) {
             let link = node.getInputLink(i)
-            while (parent.mode === 4 || parent.isVirtualNode) {
+            while (
+              parent.mode === LGraphEventMode.BYPASS ||
+              parent.isVirtualNode
+            ) {
               let found = false
               if (parent.isVirtualNode) {
                 link = parent.getInputLink(link.origin_slot)
@@ -2349,7 +2356,7 @@ export class ComfyApp {
                     found = true
                   }
                 }
-              } else if (link && parent.mode === 4) {
+              } else if (link && parent.mode === LGraphEventMode.BYPASS) {
                 let all_inputs = [link.origin_slot]
                 if (parent.inputs) {
                   all_inputs = all_inputs.concat(Object.keys(parent.inputs))