diff --git a/R/reprex-undo.R b/R/reprex-undo.R
index 6e48607b..fea9c295 100644
--- a/R/reprex-undo.R
+++ b/R/reprex-undo.R
@@ -44,7 +44,9 @@ NULL
 #' x
 #'
 #' # clean up
-#' file.remove(list.files(dirname(tmp),pattern = "roundtrip", full.names = TRUE))
+#' file.remove(
+#'   list.files(dirname(tmp_in), pattern = "roundtrip", full.names = TRUE)
+#' )
 #' }
 reprex_invert <- function(input = NULL,
                           outfile = NULL,
diff --git a/docs/reference/un-reprex.html b/docs/reference/un-reprex.html
index 9379f2c0..6b0397eb 100644
--- a/docs/reference/un-reprex.html
+++ b/docs/reference/un-reprex.html
@@ -198,7 +198,9 @@ <h2 class="hasAnchor" id="examples"><a class="anchor" href="#examples"></a>Examp
 <span class='no'>x</span>
 
 <span class='co'># clean up</span>
-<span class='fu'>file.remove</span>(<span class='fu'>list.files</span>(<span class='fu'>dirname</span>(<span class='no'>tmp</span>),<span class='kw'>pattern</span> <span class='kw'>=</span> <span class='st'>"roundtrip"</span>, <span class='kw'>full.names</span> <span class='kw'>=</span> <span class='fl'>TRUE</span>))
+<span class='fu'>file.remove</span>(
+  <span class='fu'>list.files</span>(<span class='fu'>dirname</span>(<span class='no'>tmp_in</span>), <span class='kw'>pattern</span> <span class='kw'>=</span> <span class='st'>"roundtrip"</span>, <span class='kw'>full.names</span> <span class='kw'>=</span> <span class='fl'>TRUE</span>)
+)
 <span class='co'># }</span><span class='co'># NOT RUN {</span>
 <span class='co'>## a displayed reprex can be cleaned of commented output</span>
 <span class='no'>tmp</span> <span class='kw'>&lt;-</span> <span class='fu'>file.path</span>(<span class='fu'>tempdir</span>(), <span class='st'>"commented-code"</span>)
diff --git a/man/un-reprex.Rd b/man/un-reprex.Rd
index 2b20b16d..432f6e45 100644
--- a/man/un-reprex.Rd
+++ b/man/un-reprex.Rd
@@ -89,7 +89,9 @@ x <- reprex_invert(x, outfile = tmp_out)
 x
 
 # clean up
-file.remove(list.files(dirname(tmp),pattern = "roundtrip", full.names = TRUE))
+file.remove(
+  list.files(dirname(tmp_in), pattern = "roundtrip", full.names = TRUE)
+)
 }
 \dontrun{
 ## a displayed reprex can be cleaned of commented output