diff --git a/libc/bionic/libc_init_dynamic.cpp b/libc/bionic/libc_init_dynamic.cpp
index aafefab..4eaf37a 100644
--- a/libc/bionic/libc_init_dynamic.cpp
+++ b/libc/bionic/libc_init_dynamic.cpp
@@ -99,6 +99,9 @@
   // Hooks for various libraries to let them know that we're starting up.
   __libc_globals.mutate(__libc_init_malloc);
 
+  // Install reserved signal handlers for assisting the platform's profilers.
+  __libc_init_profiling_handlers();
+
   __libc_init_fork_handler();
 
 #if __has_feature(hwaddress_sanitizer)