Lineweigth in paperspace

[johan.degreef]

I want my lineweigth the same in my layouts as in the modelspace. Not this messy.

What setting do I need to adapt?

model:

layout:

[jabowabo]

Check the PSLTSCALE variable: https://knowledge.autodesk.com/support/autocad/learn-explore/caas/sfdcarticles/sfdcarticles/LTSCALE-...