diff --git a/.github/workflows/build_documentdb_images.yml b/.github/workflows/build_documentdb_images.yml
index 757225fd..372b36c6 100644
--- a/.github/workflows/build_documentdb_images.yml
+++ b/.github/workflows/build_documentdb_images.yml
@@ -13,6 +13,14 @@ on:
         description: 'Released DocumentDB version to package (for example 0.109.0)'
         required: false
         default: '0.109.0'
+      documentdb_repo:
+        description: 'GitHub repo name for DocumentDB extension releases (repo only, owner derived from current repo)'
+        required: false
+        default: 'documentdb'
+      gateway_source_image:
+        description: 'Gateway source image path under owner (e.g., documentdb/documentdb-local)'
+        required: false
+        default: 'documentdb/documentdb-local'
 
   repository_dispatch:
     types: [documentdb-release]
@@ -24,8 +32,8 @@ permissions:
 
 env:
   DEFAULT_DOCUMENTDB_VERSION: '0.109.0'
-  DOCUMENTDB_RELEASE_REPO: documentdb/documentdb
-  GATEWAY_SOURCE_IMAGE_REPO: ghcr.io/documentdb/documentdb/documentdb-local
+  DOCUMENTDB_RELEASE_REPO: ${{ github.repository_owner }}/${{ github.event.inputs.documentdb_repo || 'documentdb' }}
+  GATEWAY_SOURCE_IMAGE_REPO: ghcr.io/${{ github.repository_owner }}/${{ github.event.inputs.gateway_source_image || 'documentdb/documentdb-local' }}
 
 jobs:
   # ---------------------------------------------------------------------------