diff --git a/R/xlsx_cutter.R b/R/xlsx_cutter.R
index 2b3a346..e2b596a 100644
--- a/R/xlsx_cutter.R
+++ b/R/xlsx_cutter.R
@@ -82,8 +82,9 @@ xlsx_cutter <- function(
 
   if (any(failed)) {
     warning(
-      "parsing failed for ", sum(failed), " files:\n",
-      toString(data_files[failed])
+      "parsing failed for ", sum(failed), " files:\n  - ",
+      paste(data_files[failed], collapse = "\n  - "),
+      call. = FALSE
     )
   }
 
diff --git a/tests/testthat/_snaps/xlsx_cutter.md b/tests/testthat/_snaps/xlsx_cutter.md
index a302d27..7c5aac1 100644
--- a/tests/testthat/_snaps/xlsx_cutter.md
+++ b/tests/testthat/_snaps/xlsx_cutter.md
@@ -63,3 +63,9 @@
       ]
     }
 
+# failures don't stop loop
+
+    parsing failed for 2 files:
+      - nonexistent_file.xlsx
+      - nonexistent_file2.xlsx
+
diff --git a/tests/testthat/test-xlsx_cutter.R b/tests/testthat/test-xlsx_cutter.R
index c4958b2..92bf330 100644
--- a/tests/testthat/test-xlsx_cutter.R
+++ b/tests/testthat/test-xlsx_cutter.R
@@ -19,3 +19,16 @@ test_that("xlsx_cutter() works", {
   )
 
 })
+
+test_that("failures don't stop loop", {
+
+  expect_snapshot_warning(
+    res <- xlsx_cutter( # nolintr: assignment_linter.
+      c("nonexistent_file.xlsx", "nonexistent_file2.xlsx", data_files),
+      template_file
+    )
+  )
+
+  expect_identical(nrow(res), length(data_files))
+
+})