if it ain't broke, don't fix it

English - English

Definition of if it ain't broke, don't fix it in English English dictionary

Leave something alone; avoid correcting, fixing, or improving what is already sufficient, as it could end up being detrimental

I know it's an ugly looking antenna, but you know what they say: If it ain't broke, don't fix it.

Synonyms

leave well enough alone, never change a running system

Etymology

() if + it + ain't + broke + don't + fix + it