diff --git a/common/shlibs b/common/shlibs
index 3c9e736aa0c..8839d785e1f 100644
--- a/common/shlibs
+++ b/common/shlibs
@@ -2808,3 +2808,4 @@ libmutter-clutter-0.so mutter-3.24.0_1
 libmutter-cogl-path-0.so mutter-3.24.0_1
 libmutter-cogl-0.so mutter-3.24.0_1
 libmutter-cogl-pango-0.so mutter-3.24.0_1
+libmozjs-.so mozjs38-38.8.0_1
diff --git a/srcpkgs/mozjs38-devel b/srcpkgs/mozjs38-devel
new file mode 120000
index 00000000000..31c380552da
--- /dev/null
+++ b/srcpkgs/mozjs38-devel
@@ -0,0 +1 @@
+mozjs38
\ No newline at end of file
diff --git a/srcpkgs/mozjs38/patches/configure.patch b/srcpkgs/mozjs38/patches/configure.patch
new file mode 100644
index 00000000000..a992af1d877
--- /dev/null
+++ b/srcpkgs/mozjs38/patches/configure.patch
@@ -0,0 +1,11 @@
+--- js/src/configure	2017-03-21 06:18:29.372463084 -0600
++++ js/src/configure	2017-03-21 06:27:37.546371605 -0600
+@@ -15906,7 +15906,7 @@
+         fi
+     fi
+ 
+-    version=`sed -n 's/^[:space:]*#[[:space:]]*define[[:space:]][[:space:]]*U_ICU_VERSION_MAJOR_NUM[[:space:]][[:space:]]*\([0-9][0-9]*\)[[:space:]]*$/\1/p' "$icudir/common/unicode/uvernum.h"`
++    version=`sed -n 's/^[[:space:]]*#[[:space:]]*define[[:space:]][[:space:]]*U_ICU_VERSION_MAJOR_NUM[[:space:]][[:space:]]*\([0-9][0-9]*\)[[:space:]]*$/\1/p' "$icudir/common/unicode/uvernum.h"`
+     if test x"$version" = x; then
+        { echo "configure: error: cannot determine icu version number from uvernum.h header file $lineno" 1>&2; echo "configure: error: cannot determine icu version number from uvernum.h header file $lineno" 1>&5; exit 1; }
+     fi
diff --git a/srcpkgs/mozjs38/template b/srcpkgs/mozjs38/template
new file mode 100644
index 00000000000..00f3f60a1b0
--- /dev/null
+++ b/srcpkgs/mozjs38/template
@@ -0,0 +1,56 @@
+# Template file for 'mozjs38'
+pkgname=mozjs38
+version=38.8.0
+revision=1
+wrksrc="mozilla-esr${version%.*.*}"
+build_wrksrc="js/src"
+build_style=gnu-configure
+hostmakedepends="perl python"
+makedepends="nspr-devel zlib-devel"
+short_desc="Mozilla JavaScript interpreter and library (38.x series)"
+homepage="http://www.mozilla.org/js/"
+license="MPL-1.1, GPL-2, LGPL-2.1"
+maintainer="Juan RP <xtraeme@voidlinux.eu>"
+distfiles="https://ftp.mozilla.org/pub/firefox/releases/${version}esr/source/firefox-${version}esr.source.tar.bz2"
+checksum=9475adcee29d590383c4885bc5f958093791d1db4302d694a5d2766698f59982
+nopie=yes
+
+do_configure() {
+	local _args
+
+	if [ "$CROSS_BUILD" ]; then
+		export HOST_CFLAGS="-Os"
+		export HOST_CXXFLAGS="-Os"
+		_args+=" --target=$XBPS_CROSS_TRIPLET"
+	fi
+
+	SHELL=/bin/bash ./configure --prefix=/usr --enable-threadsafe \
+		--with-system-nspr ${_args}
+}
+
+post_install() {
+
+	# Rename pkgconfig
+	mv ${PKGDESTDIR}/usr/lib/pkgconfig/js.pc ${PKGDESTDIR}/usr/lib/pkgconfig/mozjs-${version%.*.*}.pc
+
+	# Remove links
+	mv ${PKGDESTDIR}/usr/include/mozjs-/js-config.h ${PKGDESTDIR}/usr/include/
+	rm -rf ${PKGDESTDIR}/usr/include/mozjs-/*
+	mv ${PKGDESTDIR}/usr/include/js-config.h ${PKGDESTDIR}/usr/include/mozjs-/
+	cp -p ${wrksrc}/js/src/js.msg ${PKGDESTDIR}/usr/include/mozjs-/
+	cp -p ${wrksrc}/js/src/*.h ${PKGDESTDIR}/usr/include/mozjs-/
+	mkdir ${PKGDESTDIR}/usr/include/mozjs-/js/
+	cp -p ${wrksrc}/js/public/*.h ${PKGDESTDIR}/usr/include/mozjs-/js/
+	mkdir ${PKGDESTDIR}/usr/include/mozjs-/mozilla/
+	cp -p ${wrksrc}/mfbt/*.h ${PKGDESTDIR}/usr/include/mozjs-/mozilla/
+}
+
+mozjs38-devel_package() {
+	depends="nspr-devel ${sourcepkg}>=${version}_${revision}"
+	short_desc+=" - development files"
+	pkg_install() {
+		vmove usr/bin/js-config
+		vmove usr/include
+		vmove usr/lib/pkgconfig
+	}
+}
diff --git a/srcpkgs/mozjs38/update b/srcpkgs/mozjs38/update
new file mode 100644
index 00000000000..a1c3f7e43b0
--- /dev/null
+++ b/srcpkgs/mozjs38/update
@@ -0,0 +1 @@
+pkgname="mozjs"