diff --git a/tools/c7n_org/scripts/gcpprojects.py b/tools/c7n_org/scripts/gcpprojects.py
index 4f9b42b28de..fbd106955dd 100644
--- a/tools/c7n_org/scripts/gcpprojects.py
+++ b/tools/c7n_org/scripts/gcpprojects.py
@@ -8,59 +8,77 @@
 
 
 @click.command()
-@click.option('-f', '--output', type=click.File('w'), default='-',
-    help="File to store the generated config (default stdout)")
-@click.option('-e', '--exclude', required=False, multiple=True,
-  help="List of Project Numbers to be excluded from the Projects File")
-@click.option('-b', '--buid', required=False,  
-    help="Business Unit Folder ID")
-@click.option('-ap','--appscript', default=False, is_flag=True,
-  help="list of app script projects to account files")
-def main(output, exclude, buid, appscript):
-
+@click.option(
+    "-f",
+    "--output",
+    type=click.File("w"),
+    default="-",
+    help="File to store the generated config (default stdout)",
+)
+@click.option(
+    "-e",
+    "--exclude",
+    multiple=True,
+    help="list of folders that won't be added to the config file",
+)
+@click.option(
+    "-b",
+    "--buid",
+    required=False,
+    multiple=True,
+    help="List folders the will be added to the config file",
+)
+@click.option(
+    "-ap",
+    "--appscript",
+    default=False,
+    is_flag=True,
+    help="list of app script projects to account files",
+)
+def main(output, exclude, appscript, buid):
     """
     Generate a c7n-org gcp projects config file
     """
-    client = Session().client('cloudresourcemanager', 'v1', 'projects')
-    # print("Client:", client)
-    # print("**********************************************")
+    client = Session().client("cloudresourcemanager", "v1", "projects")
 
-    
-    query_params = {'filter': f"parent.type:folder parent.id:{buid}"} if buid else {}
-    # print("Query Params:", query_params)
-    # print("**********************************************")
-    
     results = []
-    for page in client.execute_paged_query('list', query_params):
-        # print("Page:", page)
-        # print("**********************************************")
-
-        for project in page.get('projects', []):
-            # print("Project:", project)
-            # print("**********************************************")
-
+    for page in client.execute_paged_query("list", {}):
+        for project in page.get("projects", []):
             # Exclude App Script GCP Projects
             if appscript == False:
-                if 'sys-' in project['projectId']:
+                if "sys-" in project["projectId"]:
                     continue
-                
-            if project['lifecycleState'] != 'ACTIVE' or project['projectNumber'] in exclude:
+
+            if (
+                project["lifecycleState"] != "ACTIVE"
+                or project["projectNumber"] in exclude
+            ):
                 continue
 
+            if buid != ():
+                if project["parent"]["type"] != "folder":
+                    continue
+                for fold in buid:
+                    if project["parent"]["id"] != fold:
+                        continue
+
             project_info = {
-                'project_id': project['projectId'],
-                'project_number': project['projectNumber'],
-                'name': project['name'],
+                "project_id": project["projectId"],
+                "project_number": project["projectNumber"],
+                "name": project["name"],
             }
 
-            if 'labels' in project:
-                project_info['tags'] = [
-                    '%s:%s' % (k, v) for k, v in project.get('labels', {}).items()]
-                project_info['vars'] = {k: v for k, v in project.get('labels', {}).items()}
+            if "labels" in project:
+                project_info["tags"] = [
+                    "%s:%s" % (k, v) for k, v in project.get("labels", {}).items()
+                ]
+                project_info["vars"] = {
+                    k: v for k, v in project.get("labels", {}).items()
+                }
             results.append(project_info)
 
-    output.write(
-        yaml.safe_dump({'projects': results}, default_flow_style=False))
+    output.write(yaml.safe_dump({"projects": results}, default_flow_style=False))
+
 
-if __name__ == '__main__':
-    main()
+if __name__ == "__main__":
+    main()
\ No newline at end of file