diff --git a/.zenodo.json b/.zenodo.json
index 19b6fd2..5311e49 100644
--- a/.zenodo.json
+++ b/.zenodo.json
@@ -4,7 +4,7 @@
     "license": "GPL-3.0",
     "upload_type": "software",
     "access_right": "open",
-    "version": "0.9.0",
+    "version": "0.9.1",
     "creators": [
         {
             "name": "Vanderhaeghe, Floris",
diff --git a/DESCRIPTION b/DESCRIPTION
index f14853a..e611abc 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: n2khab
 Title: Providing Preprocessed Reference Data for Flemish Natura 2000 Habitat Analyses
-Version: 0.9.0
+Version: 0.9.1
 Authors@R: c(
     person("Floris", "Vanderhaeghe", email = "floris.vanderhaeghe@inbo.be", role = c("aut", "cre"), comment = c(ORCID = "0000-0002-6378-6229")), 
     person("Toon", "Westra", email = "toon.westra@inbo.be", role = c("aut"), comment = c(ORCID = "0000-0003-2478-9459")), 
diff --git a/NEWS.md b/NEWS.md
index f15b1f1..e6effdf 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,3 +1,8 @@
+# n2khab 0.9.1 (2023-11-24)
+
+- Added workaround for a note during package installation ([d300e4a](https://github.com/inbo/n2khab/commit/d300e4a)).
+- Package startup message: improve recommended code to update package ([793e303](https://github.com/inbo/n2khab/commit/793e303)).
+
 # n2khab 0.9.0 (2023-11-22)
 
 - `download_zenodo()` has been improved (#169):
diff --git a/R/filemanagement.R b/R/filemanagement.R
index ffe5db7..8fdc93e 100644
--- a/R/filemanagement.R
+++ b/R/filemanagement.R
@@ -257,7 +257,7 @@ human_filesize <- function(x) {
   assert_that(all(x %% 1 == 0 & x >= 0))
   magnitude <-
     log(x, base = 1024) %>%
-    floor() %>%
+    floor(x = .) %>%
     pmin(8)
   unit <- factor(magnitude,
     levels = 0:8,
diff --git a/R/n2khab.R b/R/n2khab.R
index d093795..b4d7457 100644
--- a/R/n2khab.R
+++ b/R/n2khab.R
@@ -42,10 +42,12 @@ utils::globalVariables(c("."))
         rep("=", getOption("width")),
         "\nIt is advised to upgrade n2khab to its current version ",
         release,
-        ". Run:\n",
+        ". Run:\n\n",
+        'detach("package:n2khab", unload = TRUE)\n',
         'install.packages("n2khab", repos = c(inbo = "https://inbo.r-universe.dev",
                                      CRAN = "https://cloud.r-project.org"))',
         "\n",
+        "library(n2khab)\n",
         rep("=", getOption("width"))
       )
     }