diff --git a/package.json b/package.json
index d8a4f2e..9354162 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@oomol-lab/ovm",
-  "version": "2.0.0-rc.50",
+  "version": "2.0.0-rc.51",
   "description": "oomol virtual machine",
   "main": "src/index.ts",
   "module": "src/index.ts",
diff --git a/scripts/resource.json b/scripts/resource.json
index f8edbb1..425e984 100644
--- a/scripts/resource.json
+++ b/scripts/resource.json
@@ -46,9 +46,9 @@
     },
     {
       "name": "libexec",
-      "version": "v1.0.4",
+      "version": "v1.0.5",
       "download": "https://static.oomol.com/ovm-resources/libexec/{version}/libexec-darwin-arm64.tar.gz",
-      "sha256": "367e70676ba9d33b4b6ca5746222dcad7a5306fef1f547e460048c9d5c311142",
+      "sha256": "f499cf19b430d3c4c194cba5ee3bf2b6571a1e97c2f11dd74a190ac03cdc98c3",
       "out": "libexec.tar.gz"
     }
   ],