diff --git a/assets/.htaccess b/assets/.htaccess
index 14d3bca..070e663 100644
--- a/assets/.htaccess
+++ b/assets/.htaccess
@@ -23,7 +23,7 @@
 # does not support regular expression case insensitive matches using PCRE style.
 #
 Deny from all
-<FilesMatch "\.(html|HTML|htm|HTM|xhtml|XHTML|js|JS|css|CSS|bmp|BMP|png|PNG|gif|GIF|jpg|JPG|jpeg|JPEG|ico|ICO|pcx|PCX|tif|TIF|tiff|TIFF|au|AU|mid|MID|midi|MIDI|mpa|MPA|mp3|MP3|ogg|OGG|m4a|M4A|ra|RA|wma|WMA|wav|WAV|cda|CDA|avi|AVI|mpg|MPG|mpeg|MPEG|asf|ASF|wmv|WMV|m4v|M4V|mov|MOV|mkv|MKV|mp4|MP4|swf|SWF|flv|FLV|ram|RAM|rm|RM|doc|DOC|docx|DOCX|txt|TXT|rtf|RTF|xls|XLS|xlsx|XLSX|pages|PAGES|ppt|PPT|pptx|PPTX|pps|PPS|csv|CSV|cab|CAB|arj|ARJ|tar|TAR|zip|ZIP|zipx|ZIPX|sit|SIT|sitx|SITX|gz|GZ|tgz|TGZ|bz2|BZ2|ace|ACE|arc|ARC|pkg|PKG|dmg|DMG|hqx|HQX|jar|JAR|xml|XML|pdf|PDF)$">
+<FilesMatch "\.(?i:html|htm|xhtml|js|css|bmp|png|gif|jpg|jpeg|ico|pcx|tif|tiff|au|mid|midi|mpa|mp3|ogg|m4a|ra|wma|wav|cda|avi|mpg|mpeg|asf|wmv|m4v|mov|mkv|mp4|swf|flv|ram|rm|doc|docx|txt|rtf|xls|xlsx|pages|ppt|pptx|pps|csv|cab|arj|tar|zip|zipx|sit|sitx|gz|tgz|bz2|ace|arc|pkg|dmg|hqx|jar|xml|pdf)$">
 	Allow from all
 </FilesMatch>