diff --git a/bucket/gauche.json b/bucket/gauche.json
index aef3973a1b..96da70fb1b 100644
--- a/bucket/gauche.json
+++ b/bucket/gauche.json
@@ -1,16 +1,16 @@
 {
-    "version": "0.9.11-p1",
+    "version": "0.9.12",
     "description": "Scheme Scripting Engine",
     "homepage": "https://practical-scheme.net/gauche/",
     "license": "BSD-3-Clause",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/shirok/Gauche/releases/download/release0_9_11_p1/Gauche-mingw-0.9.11-p1-64bit.msi",
-            "hash": "c2cc6e99753c371b3c2eb509ffb4a3ff808e63e2da50f1dcbe3c2b0f42299d4c"
+            "url": "https://github.com/shirok/Gauche/releases/download/release0_9_12/Gauche-mingw-0.9.12-64bit.msi",
+            "hash": "df70b56d3ebd19425c68cf0f92b517378d0b3d1db8e6af9b9178291f16bb93e6"
         },
         "32bit": {
-            "url": "https://github.com/shirok/Gauche/releases/download/release0_9_11_p1/Gauche-mingw-0.9.11-p1-32bit.msi",
-            "hash": "e7d0b0fbb506dffb9cab2eda2708bec8e29e7e8960b410f760d1990222a7a07c"
+            "url": "https://github.com/shirok/Gauche/releases/download/release0_9_12/Gauche-mingw-0.9.12-32bit.msi",
+            "hash": "a727a6e556ceb1254cc2e738a7b3ae53aaaa4004fa6c57b7ab59fa8113e6aa03"
         }
     },
     "extract_dir": "Gauche",