diff --git a/packages/system/mariadb-operator/Makefile b/packages/system/mariadb-operator/Makefile
index 905653cac..e80038778 100644
--- a/packages/system/mariadb-operator/Makefile
+++ b/packages/system/mariadb-operator/Makefile
@@ -3,6 +3,9 @@ export NAMESPACE=cozy-$(NAME)
 
 include ../../../hack/package.mk
 
+test:
+	helm unittest .
+
 update:
 	rm -rf charts
 	helm repo add mariadb-operator https://mariadb-operator.github.io/mariadb-operator