diff --git a/tools/sosreport/controller.py b/tools/sosreport/controller.py
index 3e28eb5b799a..8a2a9a57c119 100644
--- a/tools/sosreport/controller.py
+++ b/tools/sosreport/controller.py
@@ -70,6 +70,7 @@ def setup(self):
         for path in SOSREPORT_CONTROLLER_DIRS:
             self.add_copy_spec(path)
 
-        self.add_forbidden_path(SOSREPORT_FORBIDDEN_PATHS)
+        for path in SOSREPORT_FORBIDDEN_PATHS:
+            self.add_forbidden_path(path)
 
         self.add_cmd_output(SOSREPORT_CONTROLLER_COMMANDS)