diff --git a/bucket/ispc.json b/bucket/ispc.json
index b35916397f..326c5089cf 100644
--- a/bucket/ispc.json
+++ b/bucket/ispc.json
@@ -1,11 +1,11 @@
 {
-    "version": "1.21.0",
+    "version": "1.21.1",
     "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/v1.21.0/ispc-v1.21.0-windows.zip",
-    "hash": "b8823c03c050152aeae19594160d9a1a00e21817fc0cd86f21be2b4f22ab17bf",
-    "extract_dir": "ispc-v1.21.0-windows\\bin",
+    "url": "https://github.com/ispc/ispc/releases/download/v1.21.1/ispc-v1.21.1-windows.zip",
+    "hash": "406ebdf2a062a58922e05e504885401e5e920e5560c681b815e6650e03076b06",
+    "extract_dir": "ispc-v1.21.1-windows\\bin",
     "bin": "ispc.exe",
     "checkver": {
         "github": "https://github.com/ispc/ispc"