diff --git a/Makefile b/Makefile
index 0fb36febe..c3e1d6540 100644
--- a/Makefile
+++ b/Makefile
@@ -17,7 +17,7 @@ LICENSEI_VERSION = 0.5.0
 # thanks to https://marmelab.com/blog/2016/02/29/auto-documented-makefile.html
 .PHONY: help
 help: ## This help.
-	@awk 'BEGIN {FS = ":.*?## "} /^[a-zA-Z_-]+:.*?## / {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}' $(MAKEFILE_LIST)
+	@awk 'BEGIN {FS = ":.*?## "} /^[a-zA-Z_0-9-]+:.*?## / {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}' $(MAKEFILE_LIST)
 
 .DEFAULT_GOAL := help