diff --git a/libc/libc.map.txt b/libc/libc.map.txt
index 0a4db45..35e67c8 100644
--- a/libc/libc.map.txt
+++ b/libc/libc.map.txt
@@ -956,7 +956,7 @@
     sigaction;
     sigaddset;
     sigaltstack;
-    sigblock; # arm x86 arm64 x86_64
+    sigblock;
     sigdelset;
     sigemptyset;
     sigfillset;
@@ -969,7 +969,7 @@
     sigprocmask;
     sigqueue; # introduced=23
     sigsetjmp;
-    sigsetmask; # arm x86 arm64 x86_64
+    sigsetmask;
     sigsuspend;
     sigtimedwait; # introduced=23
     sigwait;