diff --git a/bucket/argo.json b/bucket/argo.json
index 73e3f212cb..b3239ce2fe 100644
--- a/bucket/argo.json
+++ b/bucket/argo.json
@@ -1,12 +1,12 @@
 {
-    "version": "3.4.8",
+    "version": "3.4.9",
     "description": "Workflow engine for orchestrating parallel jobs on Kubernetes",
     "homepage": "https://github.com/argoproj/argo-workflows",
     "license": "Apache-2.0",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/argoproj/argo-workflows/releases/download/v3.4.8/argo-windows-amd64.exe.gz",
-            "hash": "c82919e3ba38afa6ee3ef6876b902fa4cde0266045101e029952ea0a97cd0d8d"
+            "url": "https://github.com/argoproj/argo-workflows/releases/download/v3.4.9/argo-windows-amd64.exe.gz",
+            "hash": "15858ee3cd21a49302960a488d7de1a05c138824376711fbf46a5c106a8f3669"
         }
     },
     "pre_install": "Rename-Item $dir\\argo-windows-amd64.exe $dir\\argo.exe",