The absurdly heavy pump nozzle atop the kitchen sink soap dispenser seemed more wobbly than usual. Some investigation suggested the fitting atop the plastic pump has gotten smaller, which may be due to having the nozzle wobble around on it.
In any event, a wrap of Kapton tape snugged it up just fine:
We’ll see how long that lasts; this thing may be nearing the end of its useful life.
The Smell of Molten Projects in the Morning 