diff --git a/src/hulk/hulk.d b/src/hulk/hulk.d
index 8911341..3fc4984 100644
--- a/src/hulk/hulk.d
+++ b/src/hulk/hulk.d
@@ -1,9 +1,17 @@
+/**
+ * HULK, the HOS Ultra Light Kernel.
+ */
 module hulk.hulk;
 
 import hulk.bootinfo;
 import hos.memory;
 import ldc.attributes;
 
+/**
+ * HULK entry point.
+ *
+ * @param bootinfo Pointer to HULK boot information structure.
+ */
 @(ldc.attributes.section(".hulk_start"))
 extern(C) void hulk_start(ulong rdi, ulong rsi, ulong rdx, BootInfo * bootinfo)
 {