diff --git a/home/program/bash/module/Radj.nix b/home/program/bash/module/Radj.nix
new file mode 100644
index 00000000..8e8dc752
--- /dev/null
+++ b/home/program/bash/module/Radj.nix
@@ -0,0 +1,15 @@
+{ ... }: {
+	text = ''
+		# Adjust ryzen temp limit.
+		# Usage: radj [TEMP]
+		function radj() {
+			local limit="''${1}"
+			if [[ "''${limit}" = "" ]]; then
+				systemctl start radj.service
+			else
+				systemctl stop radj.service
+				ryzenadj --tctl-temp=''${limit}
+			fi
+		}
+	'';
+}