diff --git a/.Rbuildignore b/.Rbuildignore
index 1af46085..d6875e1c 100644
--- a/.Rbuildignore
+++ b/.Rbuildignore
@@ -20,3 +20,5 @@ contributors.md
 ^data-raw$
 ^[\.]?air\.toml$
 ^\.vscode$
+^vignettes/\.quarto$
+^vignettes/*_files$
diff --git a/.gitignore b/.gitignore
index f3fae761..7218d918 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@ inst/doc
 .Ruserdata
 .DS_Store
 docs
+**/.quarto/
diff --git a/DESCRIPTION b/DESCRIPTION
index a2dbbcb0..f7d8d679 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -35,14 +35,13 @@ Suggests:
     covr,
     crayon,
     ggplot2,
-    knitr,
     probably (>= 1.0.0),
+    quarto,
     rmarkdown,
     survival (>= 3.5-0),
     testthat (>= 3.0.0),
     tidyr
-VignetteBuilder: 
-    knitr
+VignetteBuilder: quarto
 Config/Needs/website: tidyverse/tidytemplate
 Config/testthat/edition: 3
 Config/usethis/last-upkeep: 2025-04-24
diff --git a/vignettes/.gitignore b/vignettes/.gitignore
index 097b2416..ba7abf32 100644
--- a/vignettes/.gitignore
+++ b/vignettes/.gitignore
@@ -1,2 +1,3 @@
 *.html
 *.R
+*_files
diff --git a/vignettes/grouping.Rmd b/vignettes/grouping.qmd
similarity index 98%
rename from vignettes/grouping.Rmd
rename to vignettes/grouping.qmd
index 8775dcf1..d6f73061 100644
--- a/vignettes/grouping.Rmd
+++ b/vignettes/grouping.qmd
@@ -5,8 +5,13 @@ date: "`r Sys.Date()`"
 output: rmarkdown::html_vignette
 vignette: >
   %\VignetteIndexEntry{Grouping behavior in yardstick}
-  %\VignetteEngine{knitr::rmarkdown}
   %\VignetteEncoding{UTF-8}
+  %\VignetteEngine{quarto::html}
+  %\VignetteEncoding{UTF-8}
+knitr:
+  opts_chunk:
+    collapse: true
+    comment: '#>'
 ---
 
 ```{r}
diff --git a/vignettes/metric-types.Rmd b/vignettes/metric-types.qmd
similarity index 96%
rename from vignettes/metric-types.Rmd
rename to vignettes/metric-types.qmd
index a022738d..ed6d4cf8 100644
--- a/vignettes/metric-types.Rmd
+++ b/vignettes/metric-types.qmd
@@ -6,9 +6,12 @@ output: rmarkdown::html_vignette
 vignette: >
   %\VignetteIndexEntry{Metric types}
   %\VignetteEncoding{UTF-8}
-  %\VignetteEngine{knitr::rmarkdown}
-editor_options: 
-  chunk_output_type: console
+  %\VignetteEngine{quarto::html}
+  %\VignetteEncoding{UTF-8}
+knitr:
+  opts_chunk:
+    collapse: true
+    comment: '#>'
 ---
 
 ```{r}
diff --git a/vignettes/multiclass.Rmd b/vignettes/multiclass.qmd
similarity index 97%
rename from vignettes/multiclass.Rmd
rename to vignettes/multiclass.qmd
index 94b287c5..65dbbf2f 100644
--- a/vignettes/multiclass.Rmd
+++ b/vignettes/multiclass.qmd
@@ -5,8 +5,13 @@ date: "`r Sys.Date()`"
 output: rmarkdown::html_vignette
 vignette: >
   %\VignetteIndexEntry{Multiclass averaging}
-  %\VignetteEngine{knitr::rmarkdown}
   %\VignetteEncoding{UTF-8}
+  %\VignetteEngine{quarto::html}
+  %\VignetteEncoding{UTF-8}
+knitr:
+  opts_chunk:
+    collapse: true
+    comment: '#>'
 ---
 
 ```{r}