diff --git a/Makefile b/Makefile
index 143f683..09024d5 100644
--- a/Makefile
+++ b/Makefile
@@ -34,7 +34,7 @@ deplo%: _deploy_apex
 	@$(DONE)
 
 # verify
-verif%: _verify_lintspaces _verify_eslint _verify_scss_lint
+verif%: _verify_lintspaces _verify_eslint _verify_scss_lint _verify_yaml
 	@$(DONE)
 
 # build (includes build-production)
@@ -88,6 +88,9 @@ _verify_eslint:
 _verify_lintspaces:
 	@if [ -e .editorconfig ] && [ -e package.json ]; then $(call GLOB) | xargs lintspaces -e .editorconfig -i js-comments,html-comments && $(DONE); fi
 
+_verify_yaml:
+	@if [ -e package.json ] && [ "$(shell $(call GLOB,'*.yml'))" != "" ]; then $(call GLOB,'*.yml') | xargs js-yaml > /dev/null && $(DONE); fi
+
 _verify_scss_lint:
 # HACK: Use backticks rather than xargs because xargs swallow exit codes (everything becomes 1 and stoopidly scss-lint exits with 1 if warnings, 2 if errors)
 	@if [ -e .scss-lint.yml ]; then { scss-lint -c ./.scss-lint.yml `$(call GLOB,'*.scss')`; if [ $$? -ne 0 -a $$? -ne 1 ]; then exit 1; fi; $(DONE); } fi