What happened?

I'm really confused I have my distance to 16 and pre-loaded chunks but for some odd reason if I leave dragon like 15 blocks away they just start walking slow and they never come to you as you can see on the video:

2024-06-07.13-42-48.mp4

Minecraft Version

1.20.1

Ice and Fire version

2.1.13

Citadel version

2.5.4

Relevant log output

No response

Other Information

• I am using other mods besides Ice and Fire
• I have attached a log file from the session that I have experienced this issue