diff --git a/R/themes.R b/R/themes.R
index ee764326..f82ada84 100644
--- a/R/themes.R
+++ b/R/themes.R
@@ -15,7 +15,7 @@
 #'
 #' @param font_family Character value specifying the font family
 #' to be used in the plot. The default value is `"Segoe UI"`. To ensure
-#' you can use this font, install and load {extrafont} prior to
+#' you can use this font, install and load 'extrafont' prior to
 #' plotting. There is an initialisation process that is described by:
 #' <https://stackoverflow.com/questions/34522732/changing-fonts-in-ggplot2>
 #'
diff --git a/README.md b/README.md
index f40d5c34..80381589 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # wpa <img src="https://raw.githubusercontent.com/microsoft/wpa/main/man/figures/logo2.png" align="right" width=15% />
 
   [![R build status](https://github.com/microsoft/wpa/workflows/R-CMD-check/badge.svg)](https://github.com/microsoft/wpa/actions/)
-  [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/license/mit/)
+  [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/license/mit)
   [![lifecycle](https://img.shields.io/badge/lifecycle-maturing-blue.svg)](https://lifecycle.r-lib.org/articles/stages.html)
   [![CRAN status](https://www.r-pkg.org/badges/version/wpa)](https://CRAN.R-project.org/package=wpa/)
   [![CRAN last month downloads](https://cranlogs.r-pkg.org/badges/last-month/wpa?color=green/)](https://cran.r-project.org/package=wpa/)
diff --git a/man/theme_wpa.Rd b/man/theme_wpa.Rd
index b04720c8..be180b97 100644
--- a/man/theme_wpa.Rd
+++ b/man/theme_wpa.Rd
@@ -13,7 +13,7 @@ base font size. Defaults to 12.}
 
 \item{font_family}{Character value specifying the font family
 to be used in the plot. The default value is \code{"Segoe UI"}. To ensure
-you can use this font, install and load {extrafont} prior to
+you can use this font, install and load 'extrafont' prior to
 plotting. There is an initialisation process that is described by:
 \url{https://stackoverflow.com/questions/34522732/changing-fonts-in-ggplot2}}
 }