diff --git a/init.lua b/init.lua
index 02a4a45..119ce9f 100644
--- a/init.lua
+++ b/init.lua
@@ -89,7 +89,8 @@ end
 
 protector.can_dig = function(r, pos, digger, onlyowner, infolevel)
 
-	if not digger then
+	if not digger
+	or not pos then
 		return false
 	end