diff --git a/src/main/p4/gen_changelog.sh b/src/main/p4/gen_changelog.sh
new file mode 100755
index 0000000..cff84b6
--- /dev/null
+++ b/src/main/p4/gen_changelog.sh
@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+# Copyright 2019-present Open Networking Foundation
+#
+# 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.
+
+if [ -z "$ONOS_ROOT" ]; then
+  echo "Error: ONOS_ROOT is not set"
+  exit 1
+fi
+
+FABRIC_DIR=${ONOS_ROOT}/pipelines/fabric
+
+echo "# fabric.p4 changes included in this release (from ONOS repository)"
+echo ""
+cd "$FABRIC_DIR" && git --no-pager log --no-color --oneline -- **/*.p4
\ No newline at end of file