diff --git a/libc/kernel/uapi/linux/capability.h b/libc/kernel/uapi/linux/capability.h
index 8f3281e..78cba92 100644
--- a/libc/kernel/uapi/linux/capability.h
+++ b/libc/kernel/uapi/linux/capability.h
@@ -29,11 +29,12 @@
   __u32 version;
   int pid;
 }  * cap_user_header_t;
-typedef struct __user_cap_data_struct {
+struct __user_cap_data_struct {
   __u32 effective;
   __u32 permitted;
   __u32 inheritable;
-}  * cap_user_data_t;
+};
+typedef struct __user_cap_data_struct  * cap_user_data_t;
 #define VFS_CAP_REVISION_MASK 0xFF000000
 #define VFS_CAP_REVISION_SHIFT 24
 #define VFS_CAP_FLAGS_MASK ~VFS_CAP_REVISION_MASK