diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 7b406b0ad..770504d54 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="6.6.0-1"
-export PIKA_PACKAGE_NAME="kf6-extra-cmake-modules"
+export PIKA_PACKAGE_VERSION="0.8.1-1"
+export PIKA_PACKAGE_NAME="rust-zopfli"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"