diff --git a/bucket/rain.json b/bucket/rain.json
index 3bd360ddef..628b555dc0 100644
--- a/bucket/rain.json
+++ b/bucket/rain.json
@@ -1,18 +1,18 @@
 {
-    "version": "1.8.0",
+    "version": "1.8.1",
     "homepage": "https://github.com/aws-cloudformation/rain",
     "description": "A development workflow tool for working with AWS CloudFormation.",
     "license": "Apache-2.0",
     "architecture": {
         "32bit": {
-            "url": "https://github.com/aws-cloudformation/rain/releases/download/v1.8.0/rain-v1.8.0_windows-i386.zip",
-            "hash": "86cf5ce8e1cb64bcb2f171c3b8a6b6639f712c6902ca8de1621b89a13ceedf31",
-            "extract_dir": "rain-v1.8.0_windows-i386"
+            "url": "https://github.com/aws-cloudformation/rain/releases/download/v1.8.1/rain-v1.8.1_windows-i386.zip",
+            "hash": "6fb1fee7f8ace4bfea7ea51dabef440ebe7674398960031e6f079847e2709711",
+            "extract_dir": "rain-v1.8.1_windows-i386"
         },
         "64bit": {
-            "url": "https://github.com/aws-cloudformation/rain/releases/download/v1.8.0/rain-v1.8.0_windows-amd64.zip",
-            "hash": "fd7bd6b4fcfe59bb7bf63a3815b718d3ee0272ba31aa0ba53c5c2c6a350accb6",
-            "extract_dir": "rain-v1.8.0_windows-amd64"
+            "url": "https://github.com/aws-cloudformation/rain/releases/download/v1.8.1/rain-v1.8.1_windows-amd64.zip",
+            "hash": "0ce3754ea46a34e967d6b12ea04b8a40455447fa6392e675bb95d55897eb0a7f",
+            "extract_dir": "rain-v1.8.1_windows-amd64"
         }
     },
     "bin": "rain.exe",