diff --git a/userspace/libsinsp/threadinfo.h b/userspace/libsinsp/threadinfo.h
index 35893a45c9..2baf316eb4 100644
--- a/userspace/libsinsp/threadinfo.h
+++ b/userspace/libsinsp/threadinfo.h
@@ -118,7 +118,7 @@ class SINSP_PUBLIC sinsp_threadinfo: public libsinsp::state::table_entry
 	*/
 	inline bool is_in_pid_namespace() const
 	{
-		return (m_tid != m_vtid) || m_flags & PPM_CL_CHILD_IN_PIDNS;
+		return (m_flags & PPM_CL_CHILD_IN_PIDNS || m_tid != m_vtid);
 	}
 
 	/*