diff --git a/.github/workflows/pdsc.yml b/.github/workflows/pdsc.yml
new file mode 100644
index 00000000..c6f71e07
--- /dev/null
+++ b/.github/workflows/pdsc.yml
@@ -0,0 +1,40 @@
+# SPDX-FileCopyrightText: Copyright 2024 Arm Limited and/or its affiliates <open-source-office@arm.com>
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+# 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
+#
+# 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.
+
+# Simple workflow for checking PDSC
+name: Verify that PDSC file is up to date
+
+on:
+  workflow_dispatch:
+  pull_request:
+  push:
+    branches: [main]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  check_pdsc:
+    name: Check PDSC file
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Check
+        run: |
+          sh check_pdsc.sh
diff --git a/check_pdsc.sh b/check_pdsc.sh
new file mode 100644
index 00000000..7aca07c2
--- /dev/null
+++ b/check_pdsc.sh
@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+#
+# SPDX-FileCopyrightText: Copyright 2024 Arm Limited and/or its affiliates <open-source-office@arm.com>
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+# 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
+#
+# 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.
+#
+# Version: 1.0
+# Date: 2024-03-27
+# This bash script checks that ARM.CMSIS-NN.pdsc is up to date.
+#
+# Pre-requisites:
+# - bash shell (for Windows: install git for Windows)
+
+
+LISTED_SOURCE_FILES=$(mktemp -d)/listed_src_files
+ACTUAL_SOURCE_FILES=$(mktemp -d)/actual_src_files
+
+cat ARM.CMSIS-NN.pdsc | grep 'file category="source" ' | sed -r -E 's/.*name="(.*)".*/\1/g' | sort > \
+                                                                                                   $LISTED_SOURCE_FILES
+git ls-files  ':(glob)Source/' | grep "\.c" | sort > $ACTUAL_SOURCE_FILES
+
+diff $LISTED_SOURCE_FILES $ACTUAL_SOURCE_FILES