diff --git a/clients/drcachesim/tracer/tracer.cpp b/clients/drcachesim/tracer/tracer.cpp
index ab0c00373a4..033965b9c8a 100644
--- a/clients/drcachesim/tracer/tracer.cpp
+++ b/clients/drcachesim/tracer/tracer.cpp
@@ -1874,10 +1874,9 @@ event_thread_exit(void *drcontext)
                 // Ignore return value and try to continue in release build.
                 // We skip dumping the trace because the syscall was likely interrupted
                 // by the detach signal and does not represent the real app behavior.
-                // XXX: Can we somehow figure out how much of the PT trace we can
-                // keep?
+                // XXX: Can we somehow figure out how much of the PT trace we can keep?
                 // Such PT syscall traces at the thread's end have been seen to not
-                // decode successfully, particularly for syscalls like switchto, futex,
+                // decode successfully in libipt, particularly for syscalls like futex,
                 // and epoll_wait.
                 stop_cur_syscall_pt_trace(drcontext, data, /*dump_to_trace=*/false);
             }