diff --git a/CHANGELOG.md b/CHANGELOG.md
index c64258c8..d1619eee 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -38,6 +38,7 @@
 - Update quadlet syntax mapping rules to cover quadlets in subdirectories #3299 (@cyqsimon)
 - Add syntax Typst #3300 (@cskeeters)
 - Map `.mill` files to Scala syntax for Mill build tool configuration files #3311 (@krikera)
+- Add syntax mapping for certbot certificate configuration #3338 (@cyqsimon)
 
 ## Themes
 
diff --git a/src/syntax_mapping/builtins/unix-family/50-certbot.toml b/src/syntax_mapping/builtins/unix-family/50-certbot.toml
new file mode 100644
index 00000000..52d47988
--- /dev/null
+++ b/src/syntax_mapping/builtins/unix-family/50-certbot.toml
@@ -0,0 +1,3 @@
+# See https://eff-certbot.readthedocs.io/en/stable/using.html#configuration-file
+[mappings]
+"INI" = ["/etc/letsencrypt/renewal/*.conf"]