diff --git a/Makefile b/Makefile
index 24cc90e..5378d55 100644
--- a/Makefile
+++ b/Makefile
@@ -8,12 +8,10 @@ GOFLAGS=-a \
 	-ldflags "-s -w -X main.VERSION=$(BINNAME)/$(VERSION)" \
 	-gcflags "-trimpath ${GOPATH}" \
 	-asmflags "-trimpath ${GOPATH}"
-	
-SOURCES=client/ Gopkg.lock Gopkg.toml Makefile Config.go main.go nmdc-webfrontend.conf.SAMPLE
 
 .PHONY: all deps clean clean-deps
 
-all: $(BINNAME)-$(VERSION)-win32.7z $(BINNAME)-$(VERSION)-linux64.tar.xz $(BINNAME)-$(VERSION)-src.tar.xz
+all: $(BINNAME)-$(VERSION)-win32.7z $(BINNAME)-$(VERSION)-linux64.tar.xz $(BINNAME)-$(VERSION)-src.zip
 
 deps:
 	npm i
@@ -52,5 +50,5 @@ $(BINNAME)-$(VERSION)-win32.7z: $(BINNAME).exe nmdc-webfrontend.conf.SAMPLE
 $(BINNAME)-$(VERSION)-linux64.tar.xz: $(BINNAME) nmdc-webfrontend.conf.SAMPLE
 	XZ_OPT='-9' tar caf "$(BINNAME)-$(VERSION)-linux64.tar.xz" $(BINNAME) nmdc-webfrontend.conf.SAMPLE --owner=0 --group=0
 
-$(BINNAME)-$(VERSION)-src.tar.xz: $(SOURCES)
-	XZ_OPT='-9' tar caf "$(BINNAME)-$(VERSION)-src.tar.xz" $(SOURCES) --owner=0 --group=0
+$(BINNAME)-$(VERSION)-src.zip:
+	hg archive "$(BINNAME)-$(VERSION)-src.zip" || git archive -o "$(BINNAME)-$(VERSION)-src.zip" HEAD