diff --git a/libc/include/sys/ucontext.h b/libc/include/sys/ucontext.h
index f86d9f4c9..20dcdd51f 100644
--- a/libc/include/sys/ucontext.h
+++ b/libc/include/sys/ucontext.h
@@ -60,8 +60,6 @@ enum {
 typedef int greg_t;
 typedef greg_t gregset_t[NGREG];
 
-/* TODO: fpregset_t. */
-
 #include <asm/sigcontext.h>
 typedef struct sigcontext mcontext_t;
 
@@ -77,8 +75,6 @@ typedef struct ucontext {
 
 #elif defined(__aarch64__)
 
-/* TODO: gregset_t and fpregset_t. */
-
 #include <asm/sigcontext.h>
 typedef struct sigcontext mcontext_t;