Index: Makefile
--- Makefile.orig
+++ Makefile
@@ -53,7 +53,7 @@ clean:
 	@$(call print_step,"Cleaning files...")
 	@rm -rf bin/ dist/ web/bindata.go
 
-build: build-bin build-assets build-docs
+build: build-bin build-assets
 
 ifneq ($(filter builtin_assets,$(TAGS)),)
 build-bin: build-assets
@@ -75,7 +75,7 @@ endif
 
 build-assets: ui/node_modules
 	@$(call print_step,"Building assets...")
-	@rm -rf $(DIST_DIR)/assets/ && $(YARN) $(YARN_ARGS) build --env $(ENV)
+	@rm -rf $(DIST_DIR)/assets/ && cd ui; npm run build
 
 build-docs:
 ifeq ($(filter skip_docs,$(TAGS)),)
@@ -100,7 +100,7 @@ install-bin: build-bin
 	@$(call print_step,"Installing binaries...")
 	@install -d -m 0755 $(PREFIX)/bin && install -m 0755 bin/* $(PREFIX)/bin/
 
-install-docs: build-docs
+install-docs:
 ifneq ($(filter build_docs,$(TAGS)),)
 	@$(call print_step,"Installing manual pages...")
 	@install -d -m 0755 $(PREFIX)/share/man/man1 && cp -r $(DIST_DIR)/man/* $(PREFIX)/share/man/man1