https://stackoverflow.com/questions/72799825/side-by-side-caption-positions-of-figure-and-table There's an easier repro: --- title: "sidebyside" format: pdf --- ```{r} #| cap-location: bottom #| tbl-cap: "A table" library(knitr) kable(head(cars)) ``` https://quarto.org/docs/reference/formats/pdf.html#layout claims `cap-location` should work, but it's not.