diff --git a/README.md b/README.md
index e9fa0c5b..777475b6 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,6 @@ To add cpp11 to an existing package, put your C++ files in the `src/` directory
 
 ```
 LinkingTo: cpp11
-SystemRequirements: C++11
 ```
 
 Then decorate C++ functions you want to expose to R with `[[cpp11::register]]`. 
diff --git a/cpp11test/DESCRIPTION b/cpp11test/DESCRIPTION
index 24442c1c..d1d05665 100644
--- a/cpp11test/DESCRIPTION
+++ b/cpp11test/DESCRIPTION
@@ -20,5 +20,4 @@ Suggests:
     xml2
 LazyData: true
 Roxygen: list(markdown = TRUE)
-SystemRequirements: C++11
 RoxygenNote: 7.1.1
diff --git a/vignettes/converting.Rmd b/vignettes/converting.Rmd
index abcd27a1..de4b8898 100644
--- a/vignettes/converting.Rmd
+++ b/vignettes/converting.Rmd
@@ -165,7 +165,6 @@ void foo() {
 ## Mechanics of converting a package from Rcpp
 
 1. Add cpp11 to `LinkingTo`
-1. Add C++11 to `SystemRequirements`
 1. Convert all instances of `// [[Rcpp::export]]` to `[[cpp11::register]]`
 1. Clean and recompile the package, e.g. `pkgbuild::clean_dll()` `pkgload::load_all()`
 1. Run tests `devtools::test()`
diff --git a/vignettes/cpp11.Rmd b/vignettes/cpp11.Rmd
index d17b3496..b8900c28 100644
--- a/vignettes/cpp11.Rmd
+++ b/vignettes/cpp11.Rmd
@@ -1107,7 +1107,6 @@ Then add the following to your `DESCRIPTION` file:
 
     ```
     LinkingTo: cpp11
-    SystemRequirements: C++11
     ```
 
 and add the following [roxygen](https://roxygen2.r-lib.org/) directive somewhere in your package's R files. (A common location is `R/pkgname-package.R`)