diff --git a/.github/workflows/Linux build template.yml b/.github/workflows/Linux build template.yml
index 2b778726..6458326a 100644
--- a/.github/workflows/Linux build template.yml	
+++ b/.github/workflows/Linux build template.yml	
@@ -5,6 +5,11 @@ permissions:
 
 on:
   workflow_call:
+    inputs:
+      thunderinterfaces_ref:
+        description: 'ThunderInterfaces ref to checkout (branch, tag, or SHA). Defaults to R4_4.'
+        type: string
+        default: 'R4_4'
 
 jobs:
   ThunderInterfaces:
@@ -81,7 +86,7 @@ jobs:
       with:
         path: ThunderInterfaces
         repository: rdkcentral/ThunderInterfaces
-        ref: R4_4
+        ref: ${{ inputs.thunderinterfaces_ref }}
 
     - name: Regex ThunderInterfaces
       if: contains(github.event.pull_request.body, '[DependsOn=ThunderInterfaces:')