diff --git a/src/main/resources/fess_config.properties b/src/main/resources/fess_config.properties
index 37fcc60ee..37bc3773a 100644
--- a/src/main/resources/fess_config.properties
+++ b/src/main/resources/fess_config.properties
@@ -89,7 +89,7 @@ crawler.document.append.data=true
 crawler.document.max.alphanum.term.size=20
 crawler.document.max.symbol.term.size=10
 crawler.document.duplicate.term.removed=false
-crawler.document.space.chars=u0009u000Au000Bu000Cu000Du001Cu001Du001Eu001Fu0020u00A0u1680u180Eu2000u2001u2002u2003u2004u2005u2006u2007u2008u2009u200Au200Bu202Fu205Fu3000uFEFFuFFFDu00B6
+crawler.document.space.chars=u0009u000Au000Bu000Cu000Du001Cu001Du001Eu001Fu0020u00A0u1680u180Eu2000u2001u2002u2003u2004u2005u2006u2007u2008u2009u200Au200Bu200Cu202Fu205Fu3000uFEFFuFFFDu00B6
 crawler.crawling.data.encoding=UTF-8
 crawler.web.protocols=http,https
 crawler.file.protocols=file,smb,ftp