diff --git a/.github/workflows/submodule-update.yml b/.github/workflows/submodule-update.yml
new file mode 100644
index 0000000..8b70d7e
--- /dev/null
+++ b/.github/workflows/submodule-update.yml
@@ -0,0 +1,46 @@
+---
+    name: LJSimpleRegisterLookup Submodule Update
+    
+    #############################
+    # Start the job on all push #
+    #############################
+    on:
+      workflow_dispatch:
+      # push:
+      #   # branches-ignore: [master, main]
+      #   branches: [ci_development]
+      # pull_request:
+      #   branches: [master, main]
+    
+    ###############
+    # Set the Job #
+    ###############
+    jobs:
+      build:
+        name: Submodule update
+        runs-on: ubuntu-latest
+        env:
+          PARENT_REPOSITORY: 'labjack/ljsimpleregisterlookup'
+          CHECKOUT_BRANCH: 'main'
+          PR_AGAINST_BRANCH: 'main'
+          OWNER: 'labjack'
+    
+        steps:
+          ##########################
+          # Checkout the code base #
+          ##########################
+          - name: Checkout Code
+            uses: actions/checkout@v2
+    
+          ####################################
+          # Run the action against code base #
+          ####################################
+          - name: run action
+            id: run_action
+            uses: releasehub-com/github-action-create-pr-parent-submodule@v1
+            with:
+              github_token: ${{ secrets.LJM_CONSTANTS_ACTIONS_TOKEN }}
+              parent_repository: ${{ env.PARENT_REPOSITORY }}
+              checkout_branch: ${{ env.CHECKOUT_BRANCH}}
+              pr_against_branch: ${{ env.PR_AGAINST_BRANCH }}
+              owner: ${{ env.OWNER }}
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