diff --git a/bucket/ispc.json b/bucket/ispc.json
index bcfe68dd42..b35916397f 100644
--- a/bucket/ispc.json
+++ b/bucket/ispc.json
@@ -1,11 +1,11 @@
 {
-    "version": "1.20.0",
+    "version": "1.21.0",
     "description": "Intel® Implicit SPMD (Single Program Multiple Data) Compiler",
     "homepage": "https://ispc.github.io/",
     "license": "BSD-3-Clause",
-    "url": "https://github.com/ispc/ispc/releases/download/v1.20.0/ispc-v1.20.0-windows.zip",
-    "hash": "e212ebfb4e8afb57adc103a2579c52673a3ca49610fbc2a5eae643d3d378548d",
-    "extract_dir": "ispc-v1.20.0-windows\\bin",
+    "url": "https://github.com/ispc/ispc/releases/download/v1.21.0/ispc-v1.21.0-windows.zip",
+    "hash": "b8823c03c050152aeae19594160d9a1a00e21817fc0cd86f21be2b4f22ab17bf",
+    "extract_dir": "ispc-v1.21.0-windows\\bin",
     "bin": "ispc.exe",
     "checkver": {
         "github": "https://github.com/ispc/ispc"