diff --git a/makefiles/include.mk b/makefiles/include.mk
index aa8c402..e734aeb 100644
--- a/makefiles/include.mk
+++ b/makefiles/include.mk
@@ -24,9 +24,9 @@
 ## -----------------------------------------------------------------------
 help::
 	@echo "USAGE: $(MAKE) [options] [target] ..."
-        # @echo "  test                          Sanity check chart versions"
 
 include $(MAKEDIR)/consts.mk
 include $(MAKEDIR)/lint/include.mk
+include $(MAKEDIR)/variables.mk
 
 # [EOF]
diff --git a/makefiles/lint/helm.mk b/makefiles/lint/helm.mk
new file mode 100644
index 0000000..923e746
--- /dev/null
+++ b/makefiles/lint/helm.mk
@@ -0,0 +1,65 @@
+# -*- makefile -*-
+# -----------------------------------------------------------------------
+# Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# -----------------------------------------------------------------------
+
+##-------------------##
+##---]  GLOBALS  [---##
+##-------------------##
+env-clean     = /usr/bin/env --ignore-environment
+xargs-n1      := xargs -0 -t -n1 --no-run-if-empty
+
+helmlint-sh   := $(TOP)/helm-repo-tools/helmlint.sh
+chartcheck-sh := $(TOP)/helm-repo-tools/chart_version_check.sh
+
+##-------------------##
+##---]  TARGETS  [---##
+##-------------------##
+.PHONY: lint-helm
+.PHONY: lint-chart
+
+ifdef UNSTABLE
+  # Repair failures before enabling as a default.
+  lint : lint-helm
+  lint : lint-chart
+endif
+
+## -----------------------------------------------------------------------
+## -----------------------------------------------------------------------
+lint-helm: $(helmlint-sh)
+	$(helmlint-sh)
+
+## -----------------------------------------------------------------------
+## -----------------------------------------------------------------------
+lint-chart: $(chartcheck-sh)
+	$(chartcheck-sh)
+
+## -----------------------------------------------------------------------
+## -----------------------------------------------------------------------
+$(helmlint-sh) $(chartcheck-sh):
+	git clone "https://gerrit.opencord.org/helm-repo-tools"
+
+## -----------------------------------------------------------------------
+## -----------------------------------------------------------------------
+help::
+	@echo "  lint-chart                    chart_version_check.sh"
+	@echo "  lint-helm                     Syntax check helm configs"
+
+## -----------------------------------------------------------------------
+## -----------------------------------------------------------------------
+clean::
+	$(RM) -r $(TOP)/helm-repo-tools
+
+# [EOF]
diff --git a/makefiles/lint/include.mk b/makefiles/lint/include.mk
index 38a7a50..f904217 100644
--- a/makefiles/lint/include.mk
+++ b/makefiles/lint/include.mk
@@ -1,8 +1,26 @@
 # -*- makefile -*-
 # -----------------------------------------------------------------------
 # Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
 # -----------------------------------------------------------------------
 
+help::
+	@echo
+	@echo "[LINT]"
+
+include $(MAKEDIR)/lint/helm.mk
+
 ifdef YAML_FILES
   include $(MAKEDIR)/lint/yaml/python.mk
 else
diff --git a/makefiles/variables.mk b/makefiles/variables.mk
new file mode 100644
index 0000000..72d449b
--- /dev/null
+++ b/makefiles/variables.mk
@@ -0,0 +1,26 @@
+# -*- makefile -*-
+# -----------------------------------------------------------------------
+# Copyright 2022 Open Networking Foundation (ONF) and the ONF Contributors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-FileCopyrightText: 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# SPDX-License-Identifier: Apache-2.0
+# -----------------------------------------------------------------------
+
+help ::
+	@echo
+	@echo "[VARIABLES]"
+	@echo "  UNSTABLE=                     Build targets prone to failure (lint-helm)"
+
+# [EOF]