diff --git a/source/main.py b/source/main.py
index 6251fca..11d0a59 100644
--- a/source/main.py
+++ b/source/main.py
@@ -49,11 +49,11 @@ def string_coin(
 		pattern = (
 			_re.escape(options["character_open"])
 			+
-			("\s*" if options["ignore_whitespaces"] else "")
+			("\\s*" if options["ignore_whitespaces"] else "")
 			+
 			_re.escape(key)
 			+
-			("\s*" if options["ignore_whitespaces"] else "")
+			("\\s*" if options["ignore_whitespaces"] else "")
 			+
 			_re.escape(options["character_close"])
 		)