diff --git a/DESCRIPTION b/DESCRIPTION
index 13d1f9e..d0c70c1 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: tibbletime
 Type: Package
 Title: Time Aware Tibbles
-Version: 0.1.5.9000
+Version: 0.1.6
 Authors@R: c(
     person("Davis", "Vaughan", email = "davis@rstudio.com", role = c("aut", "cre")),
     person("Matt", "Dancho", email = "mdancho@business-science.io", role = c("aut"))
@@ -39,6 +39,7 @@ Suggests:
     covr,
     gapminder,
     knitr,
+    rmarkdown,
     testthat,
     tidyr (>= 1.0.0)
 VignetteBuilder: knitr
diff --git a/NEWS.md b/NEWS.md
index 530a1a8..4d8a616 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,4 +1,4 @@
-# tibbletime (development version)
+# tibbletime 0.1.6
 
 * Fixed minor tidyr 1.0.0 warnings in tests using `nest()`.
 
diff --git a/R/rollify.R b/R/rollify.R
index 9155ce9..c58d6f4 100644
--- a/R/rollify.R
+++ b/R/rollify.R
@@ -88,9 +88,13 @@
 #'
 #' data(FB)
 #'
+#' summary2 <- function(x) {
+#'   unclass(summary(x))
+#' }
+#'
 #' # If the function returns >1 value, set the `unlist = FALSE` argument
 #' # Running 5 number summary
-#' summary_roll <- rollify(summary, window = 5, unlist = FALSE)
+#' summary_roll <- rollify(summary2, window = 5, unlist = FALSE)
 #'
 #' FB_summarised <- dplyr::mutate(FB, summary_roll = summary_roll(adjusted))
 #' FB_summarised$summary_roll[[5]]
@@ -98,7 +102,7 @@
 #' # dplyr::bind_rows() is often helpful in these cases to get
 #' # meaningful output
 #'
-#' summary_roll <- rollify(~dplyr::bind_rows(summary(.)), window = 5, unlist = FALSE)
+#' summary_roll <- rollify(~dplyr::bind_rows(summary2(.)), window = 5, unlist = FALSE)
 #' FB_summarised <- dplyr::mutate(FB, summary_roll = summary_roll(adjusted))
 #' FB_summarised %>%
 #'   dplyr::filter(!is.na(summary_roll)) %>%
diff --git a/cran-comments.md b/cran-comments.md
index 2530d15..246b344 100644
--- a/cran-comments.md
+++ b/cran-comments.md
@@ -1,6 +1,6 @@
 ## Release Summary
 
-This is a minor release to fix a bug with dplyr 1.0.0 and `ungroup()`.
+This is an extremely minor release to fix warnings with tidyr 1.0.0 in tests.
 
 ## Test environments
 * local Mac install, R 4.0.0
diff --git a/man/rollify.Rd b/man/rollify.Rd
index 18fda2d..446e900 100644
--- a/man/rollify.Rd
+++ b/man/rollify.Rd
@@ -115,9 +115,13 @@ dplyr::mutate(FB, roll_mean = roll_mean_na_rm(adjusted))
 
 data(FB)
 
+summary2 <- function(x) {
+  unclass(summary(x))
+}
+
 # If the function returns >1 value, set the `unlist = FALSE` argument
 # Running 5 number summary
-summary_roll <- rollify(summary, window = 5, unlist = FALSE)
+summary_roll <- rollify(summary2, window = 5, unlist = FALSE)
 
 FB_summarised <- dplyr::mutate(FB, summary_roll = summary_roll(adjusted))
 FB_summarised$summary_roll[[5]]
@@ -125,7 +129,7 @@ FB_summarised$summary_roll[[5]]
 # dplyr::bind_rows() is often helpful in these cases to get
 # meaningful output
 
-summary_roll <- rollify(~dplyr::bind_rows(summary(.)), window = 5, unlist = FALSE)
+summary_roll <- rollify(~dplyr::bind_rows(summary2(.)), window = 5, unlist = FALSE)
 FB_summarised <- dplyr::mutate(FB, summary_roll = summary_roll(adjusted))
 FB_summarised \%>\%
   dplyr::filter(!is.na(summary_roll)) \%>\%