Waxed copper blocks share the same texture as copper blocks

Not sure if this is intended or not, but the waxed copper blocks seem to have the same texture as copper blocks, making players to confuse copper blocks whenever they're building.
Steps to reproduce
1.-Have a copper block and a waxed copper block in your inventory
2.-Check the textures
Observed results
They have the same texture
Expected results
They should have a separated texture, so you'll not be confused