diff --git a/libc/platform/bionic/reserved_signals.h b/libc/platform/bionic/reserved_signals.h
index fcfcaaf..7634b27 100644
--- a/libc/platform/bionic/reserved_signals.h
+++ b/libc/platform/bionic/reserved_signals.h
@@ -39,7 +39,7 @@
 //   33 (__SIGRTMIN + 1)        libbacktrace
 //   34 (__SIGRTMIN + 2)        libcore
 //   35 (__SIGRTMIN + 3)        debuggerd
-//   36 (__SIGRTMIN + 4)        platform profiling (heapprofd)
+//   36 (__SIGRTMIN + 4)        platform profilers (heapprofd, traced_perf)
 //   37 (__SIGRTMIN + 5)        coverage (libprofile-extras)
 //   38 (__SIGRTMIN + 6)        heapprofd ART managed heap dumps
 //