diff --git a/.travis.yml b/.travis.yml
index 6a657ad..9e30ddd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -44,5 +44,6 @@ deploy:
   file_glob: true
   skip_cleanup: true
   prerelease: true
+  overwrite: true
   on:
     tags: true
diff --git a/Makefile b/Makefile
index 0e21307..f7e7282 100644
--- a/Makefile
+++ b/Makefile
@@ -33,7 +33,7 @@ race: ## build a binary with race detection
 
 release: build
 	mkdir -p dist
-	tar -cvzf dist/$(BINARY)_$(VERSION)_$(OS:GNU/%=%)_$(shell uname -m).tar.gz $(BINARY)
+	tar -cvzf dist/$(BINARY)_$(VERSION)_$(OS:GNU/%=%)_$(shell uname -m).tar.gz $(BINARY) LICENSE README.md
 
 setup: ## install dependencies and development tools
 	go get -t -u ./...