diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index ab05c525a..f380ed7eb 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
 export PIKA_PACKAGE_VERSION="6.1.5-1"
-export PIKA_PACKAGE_NAME="ocean-sound-theme"
+export PIKA_PACKAGE_NAME="qqc2-breeze-style"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"