diff --git a/libc/include/sys/limits.h b/libc/include/sys/limits.h
index 2d0d11e..f1080fe 100644
--- a/libc/include/sys/limits.h
+++ b/libc/include/sys/limits.h
@@ -176,9 +176,9 @@
 #define  _POSIX_JOB_CONTROL         1    /* job control is a Linux feature */
 
 #define _POSIX_THREAD_DESTRUCTOR_ITERATIONS 4 /* the minimum mandated by POSIX */
-#define PTHREAD_DESTRUCTOR_ITERATIONS 4
+#define PTHREAD_DESTRUCTOR_ITERATIONS _POSIX_THREAD_DESTRUCTOR_ITERATIONS
 #define _POSIX_THREAD_KEYS_MAX 128            /* the minimum mandated by POSIX */
-/* TODO: our PTHREAD_KEYS_MAX is currently too low to be posix compliant! */
+#define PTHREAD_KEYS_MAX _POSIX_THREAD_KEYS_MAX
 #define _POSIX_THREAD_THREADS_MAX 64          /* the minimum mandated by POSIX */
 #define PTHREAD_THREADS_MAX                   /* bionic has no specific limit */