diff --git a/.github/workflows/verify.yaml b/.github/workflows/verify.yaml
index b875f25..a297c75 100644
--- a/.github/workflows/verify.yaml
+++ b/.github/workflows/verify.yaml
@@ -50,6 +50,9 @@ jobs:
         with:
           deno-version: v2.x
 
+      - name: build wasm
+        run: make
+
       - name: Build JSR
         run: deno task build:jsr 0.0.0-verify.0
 
@@ -75,6 +78,9 @@ jobs:
         with:
           node-version: 24
 
+      - name: build wasm
+        run: make
+
       - name: Build
         run: deno task build:npm 0.0.0-verify.0
 
diff --git a/deno.json b/deno.json
index 3c87663..0bc1f62 100644
--- a/deno.json
+++ b/deno.json
@@ -1,5 +1,6 @@
 {
   "name": "@clayterm/clayterm",
+  "license": "MIT",
   "tasks": {
     "test": "deno test --allow-read",
     "fmt": "deno fmt && clang-format -i src/*.c src/*.h",