diff --git a/network/web/firefox/actions.py b/network/web/firefox/actions.py
old mode 100644
new mode 100755
index 1360eb62d8..dae5c258c9
--- a/network/web/firefox/actions.py
+++ b/network/web/firefox/actions.py
@@ -4,10 +4,10 @@
 # Licensed under the GNU General Public License, version 3.
 # See the file http://www.gnu.org/licenses/gpl.txt
 
+from pisi.actionsapi import get
 from pisi.actionsapi import autotools
 from pisi.actionsapi import pisitools
 from pisi.actionsapi import shelltools
-from pisi.actionsapi import get
 
 #WorkDir = "mozilla-release"
 ObjDir = "build"
@@ -42,11 +42,11 @@ def setup():
     
 
 def build():
-    shelltools.cd(ObjDir)
-    autotools.make("-f ../client.mk build")
+    #shelltools.cd(ObjDir)
+    autotools.make("./mach build")
 
 def install():
-    autotools.rawInstall("-f client.mk DESTDIR=%s INSTALL_SDK= install" % get.installDIR())
+    shelltools.system("DESTDIR=%s ./mach install " % get.installDIR())
 
     # Install language packs
     pisitools.insinto("/usr/lib/firefox/browser/extensions", "./langpack-ff/*")
diff --git a/network/web/firefox/files/mozconfig b/network/web/firefox/files/mozconfig
index b622332c16..ea1e5b6f0a 100644
--- a/network/web/firefox/files/mozconfig
+++ b/network/web/firefox/files/mozconfig
@@ -10,11 +10,11 @@ ac_add_options --enable-official-branding
 ac_add_options --with-system-nspr
 ac_add_options --with-system-nss
 ac_add_options --with-system-icu
-ac_add_options --with-system-jpeg
+#ac_add_options --with-system-jpeg
 ac_add_options --with-system-zlib
 ac_add_options --with-system-bz2
 ac_add_options --with-system-libevent
-ac_add_options --with-system-libvpx
+#ac_add_options --with-system-libvpx
 ac_add_options --enable-system-hunspell
 ac_add_options --enable-system-ffi
 ac_add_options --enable-system-pixman
@@ -27,7 +27,7 @@ ac_add_options --disable-updater
 ac_add_options --disable-crashreporter
 
 # New MP4, etc
-ac_add_options --disable-rust
+#ac_add_options --disable-rust
 
 
 ac_add_options --with-google-api-keyfile="%%PWD%%/%%FILE%%"
diff --git a/network/web/firefox/pspec.xml b/network/web/firefox/pspec.xml
old mode 100644
new mode 100755
index 4b13677885..43b4e79d82
--- a/network/web/firefox/pspec.xml
+++ b/network/web/firefox/pspec.xml
@@ -15,13 +15,14 @@
         <IsA>app:gui</IsA>
         <Summary>Firefox Web Browser</Summary>
         <Description>It is more secure and faster to browse the web with Firefox web browser. You can personalize your web browser with many specifications that is not enough to explain in two sentences.</Description>
-        <Archive sha1sum="c185c345207597480ad169d10e9a770cf241f2da" type="tarxz">https://ftp.mozilla.org/pub/firefox/releases/53.0.3/source/firefox-53.0.3.source.tar.xz</Archive>
+        <Archive sha1sum="8d9b0861ad71845d4b0e668f1981ec99e617ff36" type="tarxz">https://ftp.mozilla.org/pub/firefox/releases/55.0.3/source/firefox-55.0.3.source.tar.xz</Archive>
         <AdditionalFiles>
             <!--Our main configure script. Configure paramters are stored here.-->
             <AdditionalFile target=".mozconfig" permission="0644">mozconfig</AdditionalFile>
             <AdditionalFile target="browserconfig.properties" permission="0644">pisilinux/browserconfig.properties</AdditionalFile> <!--anasayfa ayarlaması-->
         </AdditionalFiles>
         <BuildDependencies>
+            <Dependency>rust</Dependency>
             <Dependency>wget</Dependency>
             <Dependency>yasm</Dependency>
             <Dependency versionFrom="58.2">icu4c-devel</Dependency>
@@ -76,27 +77,27 @@
             <Dependency>libffi</Dependency>
             <Dependency>libxcb</Dependency>
             <Dependency>libgcc</Dependency>
-            <Dependency>libpng</Dependency>
+            <!--Dependency>libpng</Dependency-->
             <Dependency>pixman</Dependency>
             <Dependency>sqlite</Dependency>
             <Dependency>iconcan</Dependency> <!--for <ICON></ICON>-->
             <Dependency>libXext</Dependency>
             <Dependency versionFrom="58.2">icu4c</Dependency>
-            <Dependency>libvpx</Dependency>
-            <Dependency>alsa-lib</Dependency>
-            <Dependency>gconf</Dependency>
+            <!--Dependency>libvpx</Dependency-->
+            <!--Dependency>alsa-lib</Dependency-->
+            <!--Dependency>gconf</Dependency-->
             <Dependency>libevent</Dependency>
             <Dependency>freetype</Dependency>
             <Dependency>hunspell</Dependency>
             <Dependency>dbus-glib</Dependency>
             <Dependency>libXfixes</Dependency>
             <Dependency>fontconfig</Dependency>
-            <Dependency>gstreamer-next</Dependency>
+            <!--Dependency>gstreamer-next</Dependency-->
             <Dependency>gdk-pixbuf</Dependency>
             <Dependency>libXdamage</Dependency>
             <Dependency>libXrender</Dependency>
             <Dependency>libXcomposite</Dependency>
-            <Dependency>libjpeg-turbo</Dependency>
+            <!--Dependency>libjpeg-turbo</Dependency-->
             <Dependency>startup-notification</Dependency>
         </RuntimeDependencies>
         <Files>
@@ -536,6 +537,13 @@
     </Package>
 
     <History>
+        <Update release="7">
+            <Date>2017-09-26</Date>
+            <Version>55.0.3</Version>
+            <Comment>Version Bump</Comment>
+            <Name>Mustafa Cinasal</Name>
+            <Email>muscnsl@gmail.com</Email>
+        </Update>
         <Update release="6">
             <Date>2017-05-29</Date>
             <Version>53.0.3</Version>