diff --git a/extra/firefox/checksums b/extra/firefox/checksums
index e33392a8..244dbeaa 100644
--- a/extra/firefox/checksums
+++ b/extra/firefox/checksums
@@ -1,4 +1,4 @@
-4d0e08c7259129ea3316a8f369bfac746fa96cd73a82db09633954d204b7428c8e
+109bf9851d2d233f7886d53de2fac64d6c43e41dfa52436b6893d642a94ae83870
 3e4e722acd2ab2e38a16ec23b29296318d77cc54f034d4b21d91bde085e26bc0a3
 49e95cf848c09df618587bb8286bed3ed9531e24554b9ef275f070201078dba7f5
 0d706838ba8eccf898dbebb70c1bd71b2ef76f83c5c89b5af33831584e912e08b4
diff --git a/extra/firefox/sources b/extra/firefox/sources
index d6488c2f..8c0c0484 100644
--- a/extra/firefox/sources
+++ b/extra/firefox/sources
@@ -1,4 +1,4 @@
-https://ftp.mozilla.org/pub/firefox/releases/133.0/source/firefox-133.0.source.tar.xz
+https://ftp.mozilla.org/pub/firefox/releases/133.0.3/source/firefox-133.0.3.source.tar.xz
 patches/fix-target-detection.patch
 patches/fix-vaapi.patch
 patches/gcc-14.patch
diff --git a/extra/firefox/version b/extra/firefox/version
index af72572a..e4344fb4 100644
--- a/extra/firefox/version
+++ b/extra/firefox/version
@@ -1 +1 @@
-133.0 1
+133.0.3 1