diff --git a/fish/functions/fish_right_prompt.fish b/fish/functions/fish_right_prompt.fish
index 83ff3c2..e02a199 100644
--- a/fish/functions/fish_right_prompt.fish
+++ b/fish/functions/fish_right_prompt.fish
@@ -22,8 +22,8 @@ function fish_right_prompt
 
   # Show last execution time
   if test $CMD_DURATION
-    if test $CMD_DURATION -gt (math "1000 * 2")
-      set secs (math "$CMD_DURATION / 1000")
+    set secs (math "$CMD_DURATION / 1000")
+    if test $secs -gt 2
       section took {$secs}s
     end
   end