diff --git a/workflows/raster/publish-odr.yaml b/workflows/raster/publish-odr.yaml
index d556c5422..3b58507de 100644
--- a/workflows/raster/publish-odr.yaml
+++ b/workflows/raster/publish-odr.yaml
@@ -58,9 +58,11 @@ spec:
       - name: source
         value: 's3://linz-imagery-staging/test/sample/'
       - name: target_bucket_name
+        value: ''
         enum:
           - 'nz-elevation'
           - 'nz-imagery'
+          - '' # FIXME workaround as `value` is required and has to be part of `enum`
       - name: copy_option
         value: '--no-clobber'
         enum:
diff --git a/workflows/raster/standardising.yaml b/workflows/raster/standardising.yaml
index 5a1ab242a..9f5e8a856 100644
--- a/workflows/raster/standardising.yaml
+++ b/workflows/raster/standardising.yaml
@@ -275,9 +275,11 @@ spec:
           - 'false'
           - 'true'
       - name: target_bucket_name
+        value: ''
         enum:
           - 'nz-imagery'
           - 'nz-elevation'
+          - '' # FIXME workaround as `value` is required and has to be part of `enum`
       - name: copy_option
         value: '--no-clobber'
         enum: