diff --git a/.github/workflows/sanity.yml b/.github/workflows/sanity.yml
index 3ed124a98..ae71712c5 100644
--- a/.github/workflows/sanity.yml
+++ b/.github/workflows/sanity.yml
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: The RamenDR authors
+# SPDX-License-Identifier: Apache-2.0
+
 ---
 # yamllint disable rule:line-length
 
diff --git a/.gitignore b/.gitignore
index f1274dbab..ec43b6fb8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,3 @@
-
 # Binaries for programs and plugins
 *.exe
 *.exe~
diff --git a/Dockerfile b/Dockerfile
index 91321c06a..088d65c0c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: The RamenDR authors
+# SPDX-License-Identifier: Apache-2.0
+
 # Build the manager binary
 FROM golang:1.18 as builder
 
diff --git a/Makefile b/Makefile
index a469864d2..6140a2099 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: The RamenDR authors
+# SPDX-License-Identifier: Apache-2.0
+
 # Enable GOPROXY. This speeds up a lot of vendoring operations.
 export GOPROXY=https://proxy.golang.org
 
diff --git a/PROJECT b/PROJECT
index aa9341360..244ca9d70 100644
--- a/PROJECT
+++ b/PROJECT
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: The RamenDR authors
+# SPDX-License-Identifier: Apache-2.0
+
 domain: openshift.io
 layout:
 - go.kubebuilder.io/v3
diff --git a/hack/mdl-style.rb b/hack/mdl-style.rb
index 1a9954dce..e969d0265 100644
--- a/hack/mdl-style.rb
+++ b/hack/mdl-style.rb
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: The RamenDR authors
+# SPDX-License-Identifier: Apache-2.0
+
 all
 
 #Refer below url for more information about the markdown rules.
diff --git a/hack/yamlconfig.yaml b/hack/yamlconfig.yaml
index baae962c8..e765a2637 100644
--- a/hack/yamlconfig.yaml
+++ b/hack/yamlconfig.yaml
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: The RamenDR authors
+# SPDX-License-Identifier: Apache-2.0
+
 ---
 # https://yamllint.readthedocs.io/en/stable/configuration.html