diff --git a/.gitmodules b/.gitmodules
index 8fd61a81..0bf31b97 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -10,9 +10,6 @@
 [submodule "submodules/rook"]
 	path = submodules/rook
 	url = https://github.com/rook/rook.git
-[submodule "submodules/mariadb-operator"]
-	path = submodules/mariadb-operator
-	url = https://github.com/mariadb-operator/mariadb-operator
 [submodule "submodules/openstack-exporter"]
 	path = submodules/openstack-exporter
 	url = https://github.com/openstack-exporter/helm-charts
diff --git a/submodules/mariadb-operator b/submodules/mariadb-operator
deleted file mode 160000
index 215c490d..00000000
--- a/submodules/mariadb-operator
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 215c490db9652d9cf3ea27ff1f8f8f226effa709