diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index a75591f6f..43c482089 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="8.2-6"
-export PIKA_PACKAGE_NAME="readline"
+export PIKA_PACKAGE_VERSION="1.02-6.5"
+export PIKA_PACKAGE_NAME="filler"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"