diff --git a/plugins/raspberry-pi/raspi_temp b/plugins/raspberry-pi/raspi_temp
index 733271b7..55f85e45 100755
--- a/plugins/raspberry-pi/raspi_temp
+++ b/plugins/raspberry-pi/raspi_temp
@@ -48,4 +48,4 @@ EOM
         exit 0;;
 esac
 
-echo "temp.value `vcgencmd measure_temp | sed -n "s/temp=\(.*\)'C/\1/p"`"
+echo "temp.value $(vcgencmd measure_temp | sed -n "s/temp=\(.*\)\'C/\1/p")"