diff --git a/debug/hw-debug.ads b/debug/hw-debug.ads
index adf61fb..e3d6b2b 100644
--- a/debug/hw-debug.ads
+++ b/debug/hw-debug.ads
@@ -37,7 +37,7 @@
    procedure Put_Buffer (Name : String; Buf : in Buffer; Len : in Buffer_Range);
 
    procedure Set_Register_Write_Delay (Value : Word64);
-   Procedure Register_Write_Wait;
+   procedure Register_Write_Wait;
 end HW.Debug;
 
 --  vim: set ts=8 sts=3 sw=3 et: