diff --git a/Makefile b/Makefile
index 4859fb9..9bac770 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,8 @@
+SHELL := /bin/bash
+
 .PHONY: test
 test:
-	@PATH=$(CURDIR)/misc/wasm:$(PATH) GOOS=js GOARCH=wasm go test ./...
+	@PATH=$(CURDIR)/misc/wasm:$$PATH GOOS=js GOARCH=wasm go test ./...
 
 .PHONY: build-examples
 build-examples: