diff --git a/dots/bash/.bashrc b/dots/bash/.bashrc
index dda8f98..2ea1e94 100644
--- a/dots/bash/.bashrc
+++ b/dots/bash/.bashrc
@@ -84,9 +84,10 @@ rshift() {
         if [ -f "${temperature_file}" ] ; then
             temperature=$(cat /tmp/temperature.txt)
         else
-            temperature=n/a
+            temperature=?
         fi
         echo "${temperature}K"
+        exit 1
     elif
         [ ${cmd} == "disable" ] ||
         [ ${cmd} == "off" ] ; then