Picked up note blocks instead of custom blocks

I’m playing in 1.20.6, i was mining some ash blocks with a shovel and I noticed some ash blocks were harder to mind than others. Then I looked at my inventory. [https://fb-usercontent.fra1.cdn.digitaloceanspaces.com/0195109f-98a7-7189-8bc6-f3b2eff368f3.png]