diff --git a/Makefile b/Makefile
index 4690a32..222dff2 100644
--- a/Makefile
+++ b/Makefile
@@ -13,6 +13,8 @@ smoketest-tinygo:
 	@md5sum test.hex
 	$(TINYGO) build -o test.uf2 -size=short -target=circuitplay-bluefruit ./examples/discover
 	@md5sum test.hex
+	$(TINYGO) build -o test.uf2 -size=short -target=circuitplay-bluefruit ./examples/channelscan
+	@md5sum test.hex
 	$(TINYGO) build -o test.hex -size=short -target=pca10040-s132v6       ./examples/heartrate
 	@md5sum test.hex
 	$(TINYGO) build -o test.hex -size=short -target=reelboard-s140v7      ./examples/ledcolor
@@ -41,12 +43,14 @@ smoketest-linux:
 	GOOS=linux go build -o /tmp/go-build-discard ./examples/nusserver
 	GOOS=linux go build -o /tmp/go-build-discard ./examples/scanner
 	GOOS=linux go build -o /tmp/go-build-discard ./examples/discover
+	GOOS=linux go build -o /tmp/go-build-discard ./examples/channelscan
 
 smoketest-windows:
 	# Test on Windows.
 	GOOS=windows CGO_ENABLED=1 CC=x86_64-w64-mingw32-gcc go build -o /tmp/go-build-discard ./examples/scanner
 	GOOS=windows CGO_ENABLED=1 CC=x86_64-w64-mingw32-gcc go build -o /tmp/go-build-discard ./examples/discover
 	GOOS=windows CGO_ENABLED=1 CC=x86_64-w64-mingw32-gcc go build -o /tmp/go-build-discard ./examples/heartrate-monitor
+	GOOS=windows CGO_ENABLED=1 CC=x86_64-w64-mingw32-gcc go build -o /tmp/go-build-discard ./examples/channelscan
 
 smoketest-macos:
 	# Test on macos.
@@ -54,6 +58,7 @@ smoketest-macos:
 	GOOS=darwin CGO_ENABLED=1 go build -o /tmp/go-build-discard ./examples/discover
 	GOOS=darwin CGO_ENABLED=1 go build -o /tmp/go-build-discard ./examples/nusclient
 	GOOS=darwin CGO_ENABLED=1 go build -o /tmp/go-build-discard ./examples/heartrate-monitor
+	GOOS=darwin CGO_ENABLED=1 go build -o /tmp/go-build-discard ./examples/channelscan
 
 gen-uuids:
 	# generate the standard service and characteristic UUIDs