0. ALWAYS PROVIDE INFORMATION ABOUT MODLOADER (Fabric / Forge) AND MOD VERSION (For Example 1.19.2-8.2.10)

Fabric 0.16.3, MC 1.21 Java
travelersbackpack-fabric-1.21.1-10.1.1

1. Describe the bug

Every mob spawns with a backpack

2. Write steps to reproduce the bug

a mob spawns, has a backpack

3. What is expected behaviour

a mob spawns, a chance it has a backpack

4. Screenshots (If applicable)

https://i.imgur.com/SBCLCdF.png
https://i.imgur.com/dv7gyxA.png

please help i am drowning in backpacks

https://www.curseforge.com/minecraft/mc-mods/travelers-backpack-fabric/files/5738221
Hotfix released, sorry for this bug
I've hidden the previous version, enjoy