diff --git a/.SRCINFO b/.SRCINFO
index b2dc50523d35..a8d6cd868d05 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -1,6 +1,6 @@
 pkgbase = firefox-nightly-i18n-rm
 	pkgdesc = Romansh language pack for Firefox Nightly
-	pkgver = 148.0a1.20251228.212936
+	pkgver = 148.0a1.20251229.090453
 	pkgrel = 1
 	url = https://www.mozilla.org/firefox/
 	arch = any
@@ -9,8 +9,8 @@ pkgbase = firefox-nightly-i18n-rm
 	license = GPL
 	license = LGPL
 	depends = firefox-nightly
-	noextract = firefox-nightly-i18n-rm-148.0a1.20251228.212936.xpi
-	source = firefox-nightly-i18n-rm-148.0a1.20251228.212936.xpi::https://ftp.mozilla.org/pub/firefox/nightly/latest-mozilla-central-l10n/linux-x86_64/xpi/firefox-148.0a1.rm.langpack.xpi
-	sha256sums = 94483debc395ac45c61c8f51e58798112bd7234886a6d66f9da0aa56bf811281
+	noextract = firefox-nightly-i18n-rm-148.0a1.20251229.090453.xpi
+	source = firefox-nightly-i18n-rm-148.0a1.20251229.090453.xpi::https://ftp.mozilla.org/pub/firefox/nightly/latest-mozilla-central-l10n/linux-x86_64/xpi/firefox-148.0a1.rm.langpack.xpi
+	sha256sums = 64a0acee1268d21f2ae05dacfe2f42b3602d5fc9c8c13ec077250da0d5f41c6e
 
 pkgname = firefox-nightly-i18n-rm
diff --git a/PKGBUILD b/PKGBUILD
index 4d295e285886..9c6f894a2775 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -9,7 +9,7 @@ url="https://www.mozilla.org/firefox/"
 _url=https://ftp.mozilla.org/pub/firefox/nightly/latest-mozilla-central-l10n/linux-x86_64/xpi
 
 _version=148.0a1
-pkgver=148.0a1.20251228.212936
+pkgver=148.0a1.20251229.090453
 
 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=('94483debc395ac45c61c8f51e58798112bd7234886a6d66f9da0aa56bf811281')
+sha256sums=('64a0acee1268d21f2ae05dacfe2f42b3602d5fc9c8c13ec077250da0d5f41c6e')
 
 package() {
   install -Dm644 "${_pkgname_base}-${_language_short}-${pkgver}.xpi" \