diff --git a/firefox-adblock-plus/trunk/PKGBUILD b/firefox-adblock-plus/trunk/PKGBUILD
index 577680aa23..c0cfd3a81d 100644
--- a/firefox-adblock-plus/trunk/PKGBUILD
+++ b/firefox-adblock-plus/trunk/PKGBUILD
@@ -9,7 +9,7 @@ pkgdesc="Extension for firefox which block ads and banners"
 arch=('any')
 url="https://adblockplus.org/"
 license=('GPL3')
-makedepends=('unzip' 'jq')
+checkdepends=('jq')
 groups=('firefox-addons')
 # https://addons.mozilla.org/en-US/firefox/addon/adblock-plus/versions/
 # wget -qO- https://addons.mozilla.org/en-US/firefox/addon/adblock-plus/versions/ | grep -oP '/\d+/adblock_plus-\S+.xpi'
@@ -18,7 +18,7 @@ noextract=("adblock-plus-$pkgver.xpi")
 sha256sums=('9aceb740f59a10f3fb9c0d1bf9eb8b7c57ca3e927642085b3f2df39c4b36c70d')
 
 check() {
-  unzip adblock-plus-$pkgver.xpi manifest.json
+  bsdtar xf adblock-plus-$pkgver.xpi manifest.json
   jq '.version' manifest.json | grep -E '^"'$pkgver'"$'
 }
 
diff --git a/firefox-noscript/trunk/PKGBUILD b/firefox-noscript/trunk/PKGBUILD
index 551a5ff0de..8f22db3638 100644
--- a/firefox-noscript/trunk/PKGBUILD
+++ b/firefox-noscript/trunk/PKGBUILD
@@ -9,7 +9,7 @@ pkgdesc="Extension for firefox which disables javascript"
 arch=('any')
 url="https://noscript.net/"
 license=('GPL2')
-makedepends=('unzip' 'jq')
+checkdepends=('jq')
 groups=('firefox-addons')
 #source=("noscript-${pkgver}.xpi::https://addons.mozilla.org/firefox/downloads/file/${_file}/")
 source=("noscript-${pkgver}.xpi::https://secure.informaction.com/download/releases/noscript-$pkgver.xpi")
@@ -18,7 +18,7 @@ sha256sums=('80bf407f0cb4cc5168e1f28e8bdcc569067f9b5dac650bcf521800856d2a64c3')
 b2sums=('626d4b3aef3c5459e4b5ec6345c2a36ae8d632dde9a1f00209e6f3e104ae2b726a93da707a09cabdb9321007216a737030b983ce677c733f5ed8518316eacfd3')
 
 check() {
-  unzip noscript-$pkgver.xpi manifest.json
+  bsdtar xf noscript-$pkgver.xpi manifest.json
   jq '.version' manifest.json | grep -E '^"'$pkgver'"$'
 }