diff --git a/SC2039.md b/SC2039.md
index 3a84eaa..7bff1bd 100644
--- a/SC2039.md
+++ b/SC2039.md
@@ -265,6 +265,19 @@ printf '%s' "${var}" | sed 's/some_replacement//g'
 
 No Comments / Exceptions
 
+### Prefixing signal names with `SIG`
+
+Instead of e.g.:
+```sh
+trap my_handler SIGTERM
+```
+
+use:
+```sh
+trap my_handler TERM
+# or (`trap -l` for a list of signal numbers):
+trap my_handler 15
+```
 
 ## Exception