Hi John,
Checking your site, the name of the assembler is yet Hasm. I guess the reflection of the changes will take some time.
Here are some tests :
C:\>wget http://www.terraspace.co.uk/hasm233_x86.zip
--2017-05-20 http://www.terraspace.co.uk/hasm233_x86.zip
Resolving www.terraspace.co.uk (www.terraspace.co.uk)... 91.238.162.238
Connecting to www.terraspace.co.uk (www.terraspace.co.uk)|91.238.162.238|:80...
connected.
HTTP request sent, awaiting response... 200 OK
Length: 837525 (818K) [application/zip]
Saving to: 'hasm233_x86.zip'
hasm233_x86.zip 100%[===================>] 817.90K 787KB/s in 1.0s
C:\>wget http://www.terraspace.co.uk/uasm233_x86.zip
--2017-05-20 http://www.terraspace.co.uk/uasm233_x86.zip
Resolving www.terraspace.co.uk (www.terraspace.co.uk)... 91.238.162.238
Connecting to www.terraspace.co.uk (www.terraspace.co.uk)|91.238.162.238|:80...
connected.
HTTP request sent, awaiting response... 200 OK
Length: 837275 (818K) [application/zip]
Saving to: 'uasm233_x86.zip'
uasm233_x86.zip 100%[===================>] 817.65K 778KB/s in 1.1s