diff --git a/libc/kernel/uapi/asm-arm/asm/signal.h b/libc/kernel/uapi/asm-arm/asm/signal.h
index 0424380..90cb8d6 100644
--- a/libc/kernel/uapi/asm-arm/asm/signal.h
+++ b/libc/kernel/uapi/asm-arm/asm/signal.h
@@ -76,7 +76,7 @@
 #define sa_handler _u._sa_handler
 #define sa_sigaction _u._sa_sigaction
 typedef struct sigaltstack {
-  void __user * ss_sp;
+  void  * ss_sp;
   int ss_flags;
   __kernel_size_t ss_size;
 } stack_t;