diff --git a/.gitignore b/.gitignore
index 1be2761..fac201c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 /mmv
 /goxz
+/CREDITS
 *.exe
 *.test
 *.out
diff --git a/Makefile b/Makefile
index 58451e7..cee0572 100644
--- a/Makefile
+++ b/Makefile
@@ -25,12 +25,19 @@ $(GOBIN)/gobump:
 	@cd && go get github.com/x-motemen/gobump/cmd/gobump
 
 .PHONY: cross
-cross: $(GOBIN)/goxz
+cross: $(GOBIN)/goxz CREDITS
 	goxz -n $(BIN) -pv=v$(VERSION) -build-ldflags=$(BUILD_LDFLAGS) ./cmd/$(BIN)
 
 $(GOBIN)/goxz:
 	cd && go get github.com/Songmu/goxz/cmd/goxz
 
+CREDITS: $(GOBIN)/gocredits go.sum
+	go mod tidy
+	gocredits -w .
+
+$(GOBIN)/gocredits:
+	cd && go get github.com/Songmu/gocredits/cmd/gocredits
+
 .PHONY: test
 test: build
 	go test -v ./...
@@ -45,7 +52,7 @@ $(GOBIN)/golint:
 
 .PHONY: clean
 clean:
-	rm -rf $(BIN) goxz
+	rm -rf $(BIN) goxz CREDITS
 	go clean
 
 .PHONY: bump