diff --git a/.SRCINFO b/.SRCINFO
index f8351d2f5934..45eaf822666c 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -1,6 +1,6 @@
 pkgbase = firefox-nightly-i18n-es-es
 	pkgdesc = Spanish (Spain) language pack for Firefox Nightly
-	pkgver = 147.0a1.20251208.095626
+	pkgver = 148.0a1.20251208.220232
 	pkgrel = 1
 	url = https://www.mozilla.org/firefox/
 	arch = any
@@ -9,8 +9,8 @@ pkgbase = firefox-nightly-i18n-es-es
 	license = GPL
 	license = LGPL
 	depends = firefox-nightly
-	noextract = firefox-nightly-i18n-es-ES-147.0a1.20251208.095626.xpi
-	source = firefox-nightly-i18n-es-ES-147.0a1.20251208.095626.xpi::https://ftp.mozilla.org/pub/firefox/nightly/latest-mozilla-central-l10n/linux-x86_64/xpi/firefox-147.0a1.es-ES.langpack.xpi
-	sha256sums = 83f6501133fda338bf08f57d81421bf4eb6eb860a185654f4f5ad381f323e967
+	noextract = firefox-nightly-i18n-es-ES-148.0a1.20251208.220232.xpi
+	source = firefox-nightly-i18n-es-ES-148.0a1.20251208.220232.xpi::https://ftp.mozilla.org/pub/firefox/nightly/latest-mozilla-central-l10n/linux-x86_64/xpi/firefox-148.0a1.es-ES.langpack.xpi
+	sha256sums = 6631d6c9b8162e4aa32dabaf9580b99b72dbd977b4cbae8812f8badd1f5f2684
 
 pkgname = firefox-nightly-i18n-es-es
diff --git a/PKGBUILD b/PKGBUILD
index f52ac7169ff9..2bb4625f4061 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -8,8 +8,8 @@ license=('MPL' 'GPL' 'LGPL')
 url="https://www.mozilla.org/firefox/"
 _url=https://ftp.mozilla.org/pub/firefox/nightly/latest-mozilla-central-l10n/linux-x86_64/xpi
 
-_version=147.0a1
-pkgver=147.0a1.20251208.095626
+_version=148.0a1
+pkgver=148.0a1.20251208.220232
 
 depends=("firefox-nightly")
 
@@ -25,7 +25,7 @@ source=("${_pkgname_base}-${_language_short}-${pkgver}.xpi::$_url/firefox-${_ver
 # Don't extract anything
 noextract=("${_pkgname_base}-${_language_short}-${pkgver}.xpi")
 
-sha256sums=('83f6501133fda338bf08f57d81421bf4eb6eb860a185654f4f5ad381f323e967')
+sha256sums=('6631d6c9b8162e4aa32dabaf9580b99b72dbd977b4cbae8812f8badd1f5f2684')
 
 package() {
   install -Dm644 "${_pkgname_base}-${_language_short}-${pkgver}.xpi" \