diff --git a/libc/kernel/uapi/linux/prctl.h b/libc/kernel/uapi/linux/prctl.h
index 7a4b2d7..9b4c695 100644
--- a/libc/kernel/uapi/linux/prctl.h
+++ b/libc/kernel/uapi/linux/prctl.h
@@ -154,7 +154,7 @@
 #define PR_SET_TAGGED_ADDR_CTRL 55
 #define PR_GET_TAGGED_ADDR_CTRL 56
 #define PR_TAGGED_ADDR_ENABLE (1UL << 0)
-#define PR_MTE_TCF_NONE 0
+#define PR_MTE_TCF_NONE 0UL
 #define PR_MTE_TCF_SYNC (1UL << 1)
 #define PR_MTE_TCF_ASYNC (1UL << 2)
 #define PR_MTE_TCF_MASK (PR_MTE_TCF_SYNC | PR_MTE_TCF_ASYNC)
@@ -176,6 +176,9 @@
 #define PR_SCHED_CORE_SHARE_TO 2
 #define PR_SCHED_CORE_SHARE_FROM 3
 #define PR_SCHED_CORE_MAX 4
+#define PR_SCHED_CORE_SCOPE_THREAD 0
+#define PR_SCHED_CORE_SCOPE_THREAD_GROUP 1
+#define PR_SCHED_CORE_SCOPE_PROCESS_GROUP 2
 #define PR_SET_VMA 0x53564d41
 #define PR_SET_VMA_ANON_NAME 0
 #endif