diff --git a/drivers/firefox/content/xul/preferences.xul b/drivers/firefox/content/xul/preferences.xul
index 3eb7087d8..154bf8e48 100755
--- a/drivers/firefox/content/xul/preferences.xul
+++ b/drivers/firefox/content/xul/preferences.xul
@@ -49,6 +49,8 @@
 			<preference id="wappalyzer-cat32" name="extensions.wappalyzer.cat32" type="bool"/>
 			<preference id="wappalyzer-cat33" name="extensions.wappalyzer.cat33" type="bool"/>
 			<preference id="wappalyzer-cat34" name="extensions.wappalyzer.cat34" type="bool"/>
+			<preference id="wappalyzer-cat34" name="extensions.wappalyzer.cat35" type="bool"/>
+			<preference id="wappalyzer-cat34" name="extensions.wappalyzer.cat36" type="bool"/>
 
 			<preference id="wappalyzer-tracking" name="extensions.wappalyzer.tracking" type="bool"/>
 		</preferences>
diff --git a/drivers/firefox/defaults/preferences/defaults.js b/drivers/firefox/defaults/preferences/defaults.js
index 35340ac02..c6d284034 100644
--- a/drivers/firefox/defaults/preferences/defaults.js
+++ b/drivers/firefox/defaults/preferences/defaults.js
@@ -40,3 +40,5 @@ pref('extensions.wappalyzer.cat30',             true);
 pref('extensions.wappalyzer.cat31',             true);
 pref('extensions.wappalyzer.cat32',             true);
 pref('extensions.wappalyzer.cat33',             true);
+pref('extensions.wappalyzer.cat34',             true);
+pref('extensions.wappalyzer.cat35',             true);
diff --git a/drivers/firefox/locale/de-DE/wappalyzer.dtd b/drivers/firefox/locale/de-DE/wappalyzer.dtd
index c1df0cfe4..67866f5a7 100755
--- a/drivers/firefox/locale/de-DE/wappalyzer.dtd
+++ b/drivers/firefox/locale/de-DE/wappalyzer.dtd
@@ -50,7 +50,7 @@
 <!ENTITY wappalyzer.cat30             "Web mail">
 <!ENTITY wappalyzer.cat31             "CDN">
 <!ENTITY wappalyzer.cat32             "Marketing Automation">
-<!ENTITY wappalyzer.cat33             "Web Server Extension">
-<!ENTITY wappalyzer.cat34             "Database">
-<!ENTITY wappalyzer.cat35             "Map">
-<!ENTITY wappalyzer.cat36             "Advertizing Network">
+<!ENTITY wappalyzer.cat33             "Web Server Extensions">
+<!ENTITY wappalyzer.cat34             "Databases">
+<!ENTITY wappalyzer.cat35             "Maps">
+<!ENTITY wappalyzer.cat36             "Advertizing Networks">
diff --git a/drivers/firefox/locale/en-UK/wappalyzer.dtd b/drivers/firefox/locale/en-UK/wappalyzer.dtd
index 09aa3de29..6d111238f 100755
--- a/drivers/firefox/locale/en-UK/wappalyzer.dtd
+++ b/drivers/firefox/locale/en-UK/wappalyzer.dtd
@@ -50,7 +50,7 @@
 <!ENTITY wappalyzer.cat30             "Web Mail">
 <!ENTITY wappalyzer.cat31             "CDN">
 <!ENTITY wappalyzer.cat32             "Marketing Automation">
-<!ENTITY wappalyzer.cat33             "Web Server Extension">
-<!ENTITY wappalyzer.cat34             "Database">
-<!ENTITY wappalyzer.cat35             "Map">
-<!ENTITY wappalyzer.cat36             "Advertising Network">
+<!ENTITY wappalyzer.cat33             "Web Server Extensions">
+<!ENTITY wappalyzer.cat34             "Databases">
+<!ENTITY wappalyzer.cat35             "Maps">
+<!ENTITY wappalyzer.cat36             "Advertising Networks">
diff --git a/drivers/firefox/locale/en-US/wappalyzer.dtd b/drivers/firefox/locale/en-US/wappalyzer.dtd
index 6f8ef8982..e477b6488 100755
--- a/drivers/firefox/locale/en-US/wappalyzer.dtd
+++ b/drivers/firefox/locale/en-US/wappalyzer.dtd
@@ -50,7 +50,7 @@
 <!ENTITY wappalyzer.cat30             "Web Mail">
 <!ENTITY wappalyzer.cat31             "CDN">
 <!ENTITY wappalyzer.cat32             "Marketing Automation">
-<!ENTITY wappalyzer.cat33             "Web Server Extension">
-<!ENTITY wappalyzer.cat34             "Database">
-<!ENTITY wappalyzer.cat35             "Map">
-<!ENTITY wappalyzer.cat36             "Advertizing Network">
+<!ENTITY wappalyzer.cat33             "Web Server Extensions">
+<!ENTITY wappalyzer.cat34             "Databases">
+<!ENTITY wappalyzer.cat35             "Maps">
+<!ENTITY wappalyzer.cat36             "Advertizing Networks">
diff --git a/drivers/firefox/locale/fr-FR/wappalyzer.dtd b/drivers/firefox/locale/fr-FR/wappalyzer.dtd
index 33c2ffe26..33e0cf596 100644
--- a/drivers/firefox/locale/fr-FR/wappalyzer.dtd
+++ b/drivers/firefox/locale/fr-FR/wappalyzer.dtd
@@ -50,7 +50,7 @@
 <!ENTITY wappalyzer.cat30             "Web Mail">
 <!ENTITY wappalyzer.cat31             "CDN">
 <!ENTITY wappalyzer.cat32             "Logiciel de marketing">
-<!ENTITY wappalyzer.cat33             "Web Server Extension">
-<!ENTITY wappalyzer.cat34             "Database">
-<!ENTITY wappalyzer.cat35             "Map">
-<!ENTITY wappalyzer.cat36             "Advertizing Network">
+<!ENTITY wappalyzer.cat33             "Web Server Extensions">
+<!ENTITY wappalyzer.cat34             "Databases">
+<!ENTITY wappalyzer.cat35             "Maps">
+<!ENTITY wappalyzer.cat36             "Advertizing Networks">
diff --git a/drivers/firefox/locale/nl-NL/wappalyzer.dtd b/drivers/firefox/locale/nl-NL/wappalyzer.dtd
index 230edc0ed..1d444d5a8 100755
--- a/drivers/firefox/locale/nl-NL/wappalyzer.dtd
+++ b/drivers/firefox/locale/nl-NL/wappalyzer.dtd
@@ -49,7 +49,7 @@
 <!ENTITY wappalyzer.cat30             "Web Mail">
 <!ENTITY wappalyzer.cat31             "CDN">
 <!ENTITY wappalyzer.cat32             "Marketing Automatisering">
-<!ENTITY wappalyzer.cat33             "Web Server Extentie">
-<!ENTITY wappalyzer.cat34             "Database">
-<!ENTITY wappalyzer.cat35             "Map">
-<!ENTITY wappalyzer.cat36             "Advertizing Network">
+<!ENTITY wappalyzer.cat33             "Web Server Extenties">
+<!ENTITY wappalyzer.cat34             "Databases">
+<!ENTITY wappalyzer.cat35             "Landkaarten">
+<!ENTITY wappalyzer.cat36             "Advertentie Netwerken">