diff --git a/debuggerd/include/debuggerd/handler.h b/debuggerd/include/debuggerd/handler.h
index 809f670..7196e0a 100644
--- a/debuggerd/include/debuggerd/handler.h
+++ b/debuggerd/include/debuggerd/handler.h
@@ -48,6 +48,7 @@
 #if defined(SIGSTKFLT)
   sigaction(SIGSTKFLT, action, nullptr);
 #endif
+  sigaction(SIGSYS, action, nullptr);
   sigaction(SIGTRAP, action, nullptr);
   sigaction(DEBUGGER_SIGNAL, action, nullptr);
 }