diff --git a/CHANGELOG.md b/CHANGELOG.md
index 25ece2f8..b7fa2b27 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,8 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
 ## [Unreleased]
 
+- Update `wasm-tools@latest` to 1.249.0.
+
 - Update `gungraun-runner@latest` to 0.19.0.
 
 ## [2.78.2] - 2026-05-16
diff --git a/manifests/wasm-tools.json b/manifests/wasm-tools.json
index 10dd168f..b14b182c 100644
--- a/manifests/wasm-tools.json
+++ b/manifests/wasm-tools.json
@@ -23,10 +23,13 @@
     }
   },
   "latest": {
-    "version": "1.248.0"
+    "version": "1.249.0"
   },
   "1": {
-    "version": "1.248.0"
+    "version": "1.249.0"
+  },
+  "1.249": {
+    "version": "1.249.0"
   },
   "1.249.0": {
     "x86_64_linux_gnu": {