diff --git a/plugins/modules/gcp_spanner_database.py b/plugins/modules/gcp_spanner_database.py
index 0b54f49..b2e8bd3 100644
--- a/plugins/modules/gcp_spanner_database.py
+++ b/plugins/modules/gcp_spanner_database.py
@@ -158,6 +158,9 @@ def main():
     fetch = fetch_resource(module, self_link(module))
     changed = False
 
+    if 'instance' in module.params and 'name' in module.params['instance']:
+        module.params['instance']['name'] = module.params['instance']['name'].split('/')[-1]
+
     if fetch:
         if state == 'present':
             if is_different(module, fetch):