diff --git a/docs/package-review-checklist.md b/docs/package-review-checklist.md
index 4e99a23..0d589f4 100644
--- a/docs/package-review-checklist.md
+++ b/docs/package-review-checklist.md
@@ -28,6 +28,7 @@ The functionality should be sufficiently documented in man pages with runnable e
 - [ ] `R CMD check --no-build-vignettes` within 10 minutes.
 - [ ] Memory requirement below 3GB.
 - [ ] Size of individual files <= 5MB.
+- [ ] Size of tarball <= 10MB.
 - [ ] README file.
 
 ## The DESCRIPTION file
diff --git a/general-package-development.Rmd b/general-package-development.Rmd
index 01533f5..5d9e6c3 100644
--- a/general-package-development.Rmd
+++ b/general-package-development.Rmd
@@ -43,7 +43,7 @@ Do not use filenames that differ only in case, as not all file systems are case-
 ### Package size {#package-size}
 
 The source package resulting from running `R CMD build` should occupy less than
-5 MB on disk. If your package includes some screenshots (e.g., in the
+10 MB on disk. If your package includes some screenshots (e.g., in the
 vignettes), this limit can be reached quite quickly. Their size can be reduced
 (often as much as 70%) with lossy compression using tools such as
 [pngquant](https://pngquant.org/) (available as a command line utility and as a