diff --git a/srcpkgs/thunderbird/template b/srcpkgs/thunderbird/template
index c6010d74fc..7cce782f73 100644
--- a/srcpkgs/thunderbird/template
+++ b/srcpkgs/thunderbird/template
@@ -11,7 +11,7 @@ distfiles="${MOZILLA_SITE}/${pkgname}/releases/${version}/source/${pkgname}-${ve
 checksum=60a1abde987a61c8096e431f13df2ba2cf188a22fdbf1712aaec795b302a5ff5
 
 hostmakedepends="unzip zip perl python yasm pkg-config"
-makedepends="libjpeg-turbo-devel hunspell-devel
+makedepends="python-devel libjpeg-turbo-devel hunspell-devel
  pixman-devel libIDL-devel nss-devel>=3.13.3 sqlite-devel libXrender-devel
  gtk+-devel libevent-devel libnotify-devel libvpx-devel GConf-devel
  startup-notification-devel dbus-glib-devel alsa-lib-devel hunspell-devel
@@ -21,7 +21,7 @@ do_build() {
 	cp -f ${FILESDIR}/mozconfig .mozconfig
 	export LDFLAGS="-Wl,-R/usr/lib/thunderbird"
 
-	make ${makejobs} -f client.mk MOZ_MAKE_FLAGS="${makejobs}"
+	SHELL=/bin/bash make ${makejobs} -f client.mk MOZ_MAKE_FLAGS="${makejobs}"
 }
 
 do_install() {