diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index bc7b78340..4a9c7ba0e 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -31,6 +31,9 @@ jobs:
     - name: Test
       run: make test
 
+    - name: Test WASM build
+      run: make build-wasm
+
   golangci-lint:
     if: ${{ github.repository == 'redpanda-data/benthos' || github.event_name != 'schedule' }}
     runs-on: ubuntu-latest
diff --git a/Makefile b/Makefile
index 8609bdd30..299afc25b 100644
--- a/Makefile
+++ b/Makefile
@@ -5,6 +5,9 @@ GOMAXPROCS ?= 1
 build:
 	@go build ./cmd/benthos
 
+build-wasm:
+	@GOOS=js GOARCH=wasm go build -o benthos.wasm ./cmd/benthos
+
 install:
 	@go install ./cmd/benthos