diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index bfd25765b..29055f145 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="6.7.0-1"
-export PIKA_PACKAGE_NAME="kf6-kunitconversion"
+export PIKA_PACKAGE_VERSION="1.5.3.2-1"
+export PIKA_PACKAGE_NAME="chuck"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"