diff --git a/worldeditadditions_core/utils/strings/split.lua b/worldeditadditions_core/utils/strings/split.lua
index 2173dbd..2436a74 100644
--- a/worldeditadditions_core/utils/strings/split.lua
+++ b/worldeditadditions_core/utils/strings/split.lua
@@ -58,7 +58,7 @@ end
 
 --- Split a string into substrings separated by a pattern.
 -- @param	str	string	The string to iterate over
--- @param	dlm	string	The delimiter (separator) pattern (default: "%s+")
+-- @param	dlm="%s+"	string	The delimiter (separator) pattern. If a falsey value is passed, then the default value is used.
 -- @param	plain	boolean	If true (or truthy), pattern is interpreted as a
 -- 							plain string, not a Lua pattern
 -- @returns	table	A sequence table containing the substrings