diff --git a/blacklist.conf b/blacklist.conf
index eaebe3e9..888174cf 100644
--- a/blacklist.conf
+++ b/blacklist.conf
@@ -10,9 +10,3 @@ map $http_user_agent $bad_bot {
     libwww-perl                      1;
     ~(?i)(httrack|htmlparser|libwww) 1;
 }
-
-## Add here all referrers that are to blocked.
-map $http_referer $bad_referer {
-    default 0;
-    ~(?i)(babes|click|diamond|forsale|girl|jewelry|love|nudit|organic|poker|porn|poweroversoftware|sex|teen|webcam|zippo|casino|replica) 1;
-}
diff --git a/mime.types b/mime.types
index f37e9302..fea5110f 100644
--- a/mime.types
+++ b/mime.types
@@ -2,11 +2,12 @@
 types {
     text/html                             html htm shtml;
     text/css                              css;
-    text/xml                              xml rss;
+    text/xml                              xml;
     image/gif                             gif;
     image/jpeg                            jpeg jpg;
     application/x-javascript              js;
     application/atom+xml                  atom;
+    application/rss+xml                   rss;
 
     text/mathml                           mml;
     text/plain                            txt;
@@ -32,6 +33,49 @@ types {
     application/vnd.ms-powerpoint         ppt;
     application/vnd.wap.wmlc              wmlc;
     application/vnd.wap.xhtml+xml         xhtml;
+    application/vnd.google-earth.kml+xml  kml;
+    application/vnd.google-earth.kmz      kmz;
+
+    application/vnd.oasis.opendocument.chart                   odc;
+    application/vnd.oasis.opendocument.chart-template          otc;
+    application/vnd.oasis.opendocument.database                odb;
+    application/vnd.oasis.opendocument.formula                 odf;
+    application/vnd.oasis.opendocument.formula-template       odft;
+    application/vnd.oasis.opendocument.graphics                odg;
+    application/vnd.oasis.opendocument.graphics-template       otg;
+    application/vnd.oasis.opendocument.image                   odi;
+    application/vnd.oasis.opendocument.image-template          oti;
+    application/vnd.oasis.opendocument.presentation            odp;
+    application/vnd.oasis.opendocument.presentation-template   otp;
+    application/vnd.oasis.opendocument.spreadsheet             ods;
+    application/vnd.oasis.opendocument.spreadsheet-template    ots;
+    application/vnd.oasis.opendocument.text                    odt;
+    application/vnd.oasis.opendocument.text-master             otm;
+    application/vnd.oasis.opendocument.text-template           ott;
+    application/vnd.oasis.opendocument.text-web                oth;
+
+    application/vnd.openofficeorg.extension                    oxt;
+
+    application/vnd.openxmlformats-officedocument.presentationml.presentation     pptx;
+    application/vnd.openxmlformats-officedocument.presentationml.slide            sldx;
+    application/vnd.openxmlformats-officedocument.presentationml.slideshow        ppsx;
+    application/vnd.openxmlformats-officedocument.presentationml.template         potx;
+    application/vnd.openxmlformats-officedocument.spreadsheetml.sheet             xlsx;
+    application/vnd.openxmlformats-officedocument.spreadsheetml.template          xltx;
+    application/vnd.openxmlformats-officedocument.wordprocessingml.document       docx;
+    application/vnd.openxmlformats-officedocument.wordprocessingml.template       dotx;
+
+    application/vnd.sun.xml.calc               sxc;
+    application/vnd.sun.xml.calc.template      stc;
+    application/vnd.sun.xml.draw               sxd;
+    application/vnd.sun.xml.draw.template      std;
+    application/vnd.sun.xml.impress            sxi;
+    application/vnd.sun.xml.impress.template   sti;
+    application/vnd.sun.xml.math               sxm;
+    application/vnd.sun.xml.writer             sxw;
+    application/vnd.sun.xml.writer.global      sxg;
+    application/vnd.sun.xml.writer.template    stw;
+
     application/x-7z-compressed           7z;
     application/x-cocoa                   cco;
     application/x-java-archive-diff       jardiff;
@@ -61,6 +105,7 @@ types {
     application/octet-stream              dmg;
     application/octet-stream              iso img;
     application/octet-stream              msi msp msm;
+    application/octet-stream              vcf;
 
     audio/midi                            mid midi kar;
     audio/mpeg                            mp3;
@@ -74,4 +119,7 @@ types {
     video/x-ms-asf                        asx asf;
     video/x-ms-wmv                        wmv;
     video/x-msvideo                       avi;
+    video/ogg                             ogv;
+    video/webm                            webm;
+    video/mp4                             mp4;
 }
diff --git a/nginx.conf b/nginx.conf
index 1162fbe0..db5c5e0f 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -114,7 +114,7 @@ http {
     ## Uncomment to enable if you're running php-fpm.
     #include php_fpm_status_allowed_hosts.conf;
 
-    ## Include blacklist for bad bot and referer blocking.
+    ## Include blacklist for bad bot blocking.
     include blacklist.conf;
 
     ## Include all vhosts.
diff --git a/sites-available/example.com.conf b/sites-available/example.com.conf
index 1420c57a..2ff4ac29 100644
--- a/sites-available/example.com.conf
+++ b/sites-available/example.com.conf
@@ -26,10 +26,6 @@ server {
     if ($bad_bot) {
         return 444;
     }
-    ## Deny access based on the Referer header.
-    if ($bad_referer) {
-        return 444;
-    }
 
     ## Filesystem root of the site and index.
     root /var/www/sites/example.com;