diff --git a/DESCRIPTION b/DESCRIPTION
index a11d038b5..0f17a960d 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -27,7 +27,7 @@ Imports:
     lifecycle (>= 1.0.3),
     magrittr,
     purrr (>= 1.0.1),
-    rlang (>= 1.0.4),
+    rlang (>= 1.1.1),
     stringr (>= 1.5.0),
     tibble (>= 2.1.1),
     tidyselect (>= 1.2.0),
diff --git a/R/separate-wider.R b/R/separate-wider.R
index d546fcf1c..b40cb45ba 100644
--- a/R/separate-wider.R
+++ b/R/separate-wider.R
@@ -271,6 +271,7 @@ separate_wider_position <- function(
   check_installed("stringr")
   check_data_frame(data)
   check_required(cols)
+  check_required(widths)
   if (!is_integerish(widths) || !any(have_name(widths))) {
     cli::cli_abort("{.arg widths} must be a (partially) named integer vector.")
   }
diff --git a/tests/testthat/_snaps/append.md b/tests/testthat/_snaps/append.md
index ef74ae9a3..c41737a6b 100644
--- a/tests/testthat/_snaps/append.md
+++ b/tests/testthat/_snaps/append.md
@@ -7,5 +7,5 @@
       Error in `df_append()`:
       ! `after` must be a whole number, not the number 1.5.
       i This is an internal error that was detected in the tidyr package.
-        Please report it at <https://github.com/tidyverse/tidyr/issues> with a reprex (<https://https://tidyverse.org/help/>) and the full backtrace.
+        Please report it at <https://github.com/tidyverse/tidyr/issues> with a reprex (<https://tidyverse.org/help/>) and the full backtrace.
 
diff --git a/tests/testthat/_snaps/hoist.md b/tests/testthat/_snaps/hoist.md
index 4bc7dbc5c..3291a2d91 100644
--- a/tests/testthat/_snaps/hoist.md
+++ b/tests/testthat/_snaps/hoist.md
@@ -23,7 +23,7 @@
     Output
       <error/rlang_error>
       Error in `hoist()`:
-      ! `.data[[.col]]` must be a list, not a number.
+      ! `.data[[.col]]` must be a list, not the number 1.
     Code
       (expect_error(df %>% hoist(x, 1)))
     Output
diff --git a/tests/testthat/_snaps/pivot-long.md b/tests/testthat/_snaps/pivot-long.md
index 1e8f83c9f..477545174 100644
--- a/tests/testthat/_snaps/pivot-long.md
+++ b/tests/testthat/_snaps/pivot-long.md
@@ -189,6 +189,7 @@
       ! Arguments in `...` must be used.
       x Problematic argument:
       * ..1 = 1
+      i Did you misspell an argument name?
     Code
       (expect_error(pivot_longer(df, c(x, y), col_vary = "slowest")))
     Output
@@ -197,6 +198,7 @@
       ! Arguments in `...` must be used.
       x Problematic argument:
       * col_vary = "slowest"
+      i Did you misspell an argument name?
 
 # `build_longer_spec()` requires empty dots
 
diff --git a/tests/testthat/_snaps/separate-wider.md b/tests/testthat/_snaps/separate-wider.md
index eddd11f66..71b04a895 100644
--- a/tests/testthat/_snaps/separate-wider.md
+++ b/tests/testthat/_snaps/separate-wider.md
@@ -97,8 +97,8 @@
     Code
       df %>% separate_wider_position(x)
     Condition
-      Error in `is_integerish()`:
-      ! argument "widths" is missing, with no default
+      Error in `separate_wider_position()`:
+      ! `widths` is absent but must be supplied.
     Code
       df %>% separate_wider_position(x, widths = 1.5)
     Condition
diff --git a/tests/testthat/_snaps/unnest-helper.md b/tests/testthat/_snaps/unnest-helper.md
index 578ec0c35..578f23846 100644
--- a/tests/testthat/_snaps/unnest-helper.md
+++ b/tests/testthat/_snaps/unnest-helper.md
@@ -71,7 +71,7 @@
     Output
       <error/rlang_error>
       Error:
-      ! Can't convert `transform$x`, a number, to a function.
+      ! Can't convert `transform$x`, a double vector, to a function.
     Code
       (expect_error(df_simplify(data.frame(), transform = list(x = 1, x = 1))))
     Output