diff --git a/conf/build.manifest b/conf/build.manifest
index 81050d7..5a28ec9 100644
--- a/conf/build.manifest
+++ b/conf/build.manifest
@@ -191,6 +191,9 @@ apt_preferences:
 - Package: "*curl*"
   Pin: "release n=bookworm-security"
   Pin-Priority: 1000
+- Package: "*firmware*"
+  Pin: "release n=bookworm-backports"
+  Pin-Priority: 1000
 - Package: "golang*"
   Pin: "release n=bookworm-backports"
   Pin-Priority: 1000