diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 4d8843c6d..a4ee0a415 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.9.10-1"
-export PIKA_PACKAGE_NAME="rust-parking-lot-core"
+export PIKA_PACKAGE_VERSION="4:6.2.1-1"
+export PIKA_PACKAGE_NAME="plasma-workspace-wallpapers"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"