diff --git a/fs_edit_preconditions.lua b/fs_edit_preconditions.lua
index 66f53d0..c49cc0f 100644
--- a/fs_edit_preconditions.lua
+++ b/fs_edit_preconditions.lua
@@ -139,7 +139,7 @@ yl_speak_up.show_precondition = function(p)
 	elseif(p.p_type == "auto") then
 		return "auto: Always true."
 	elseif(p.p_type == "function") then
-		return "function: evaluate "..tostring(p_value)
+		return "function: evaluate "..tostring(p.p_value)
 	elseif(p.p_type == "state") then
 		if(not(p.p_operator)) then
 			return "Error: Operator not defined."