diff --git a/README.md b/README.md
index 551caa7..a77e8fe 100644
--- a/README.md
+++ b/README.md
@@ -125,6 +125,7 @@ Sponsored by [GolangCI](https://golangci.com): SaaS service for running linters
 * [tarp](https://github.com/verygoodsoftwarenotvirus/tarp) - tarp finds functions and methods without direct unit tests in Go source code.
 * [go-mnd](https://github.com/tommy-muehle/go-mnd) - Magic number detector for Go.
 * [gocheckit](https://github.com/brompwnie/gocheckit) - A Go tool to help identify Deprecated Go Modules.
+* [filebuildtag](https://github.com/aziule/filebuildtag) - Match Go file naming patterns to their expected build tags.
 
 ## Linters Helper Tools
 * [golangci-lint](https://github.com/golangci/golangci-lint) - Linters Runner for Go. 5x faster than gometalinter. Nice colored output. Can report only new issues. Fewer false-positives. Yaml/toml config.