diff --git a/main/firefox-esr/.checksums b/main/firefox-esr/.checksums
index 4c9784b74..dc7b797d7 100644
--- a/main/firefox-esr/.checksums
+++ b/main/firefox-esr/.checksums
@@ -1,3 +1,3 @@
-8cb5c0ef68fa0f93138a6196b1d5f153  firefox-102.7.0esr.source.tar.xz
+2f65e84943e97f6d56d7b07aa1ded135  firefox-102.8.0esr.source.tar.xz
 cf6971669f70b440cb6ff8df8b2722ae  firefox.desktop
 7e5ffb309e779ac50dde7bf8c6f3cb56  python3.11.patch
diff --git a/main/firefox-esr/.pkgfiles b/main/firefox-esr/.pkgfiles
index 04d711117..f0e316d31 100644
--- a/main/firefox-esr/.pkgfiles
+++ b/main/firefox-esr/.pkgfiles
@@ -1,4 +1,4 @@
-firefox-esr-102.7.0-1
+firefox-esr-102.8.0-1
 drwxr-xr-x root/root    etc/
 drwxr-xr-x root/root    etc/revdep.d/
 -rw-r--r-- root/root    etc/revdep.d/firefox-esr.conf
diff --git a/main/firefox-esr/spkgbuild b/main/firefox-esr/spkgbuild
index 8c0cd618a..6e7c38c45 100755
--- a/main/firefox-esr/spkgbuild
+++ b/main/firefox-esr/spkgbuild
@@ -2,7 +2,7 @@
 # depends	: gtk3 libxt dbus-glib alsa-lib libvpx libevent nss sqlite icu unzip zip diffutils gconf python3 yasm mesa inetutils autoconf2.13 rust cbindgen nodejs nasm which clang libxcomposite
 
 name=firefox-esr
-version=102.7.0
+version=102.8.0
 release=1
 source="https://archive.mozilla.org/pub/firefox/releases/${version}esr/source/firefox-${version}esr.source.tar.xz
         firefox.desktop
@@ -12,8 +12,6 @@ source="https://archive.mozilla.org/pub/firefox/releases/${version}esr/source/fi
 build() {
 	cd firefox-$version
     
-	# Python 3.11 patch
-	patch -Np1 -i ../python3.11.patch
 
 cat <<- EOF > .mozconfig
 	ac_add_options --prefix=/usr
@@ -49,12 +47,21 @@ cat <<- EOF > .mozconfig
 	ac_add_options --with-distribution-id=org.venomlinux
 EOF
 
-	export CC=clang
-	export CXX=clang++
-	export AR=llvm-ar
-	export NM=llvm-nm
-	export RANLIB=llvm-ranlib
 
+	# A change in cbindgen-0.24.2 causes a symbol to now be output by cbindgen, but it has already been defined in a header. 
+	sed -i '/ROOT_CLIP_CHAIN/d' gfx/webrender_bindings/webrender_ffi.h
+
+	# Remove an obsolete flag in python code, that has been removed in python-3.11. 
+	grep -rl \"rU\" | xargs sed -i 's/"rU"/"r"/'
+
+	# Fix an issue with regular expressions in python-3.11.
+	sed -e 's/?s)\./?s:.)/'               \
+	    -e '/?m)/{s/?m)/?m:/;s/\$"/$)"/}' \
+	    -e '/?s)%/{s/?s)/?s:/;s/?"/?)"/}' \
+	    -i xpcom/idl-parser/xpidl/xpidl.py
+
+	export CC=clang CXX=clang++ AR=llvm-ar NM=llvm-nm RANLIB=llvm-ranlib
+	export CFLAGS="${CFLAGS} -w" CXXFLAGS="${CXXFLAGS} -w" # disable warnings
 	export MOZ_NOSPAM=1
 	export MOZBUILD_STATE_PATH=$PWD/mozbuild
 	export CARGO_HOME=$PWD/cargo