diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index f4a651754..73af2b9a1 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1:1.11.1-2"
-export PIKA_PACKAGE_NAME="xdrawchem"
+export PIKA_PACKAGE_VERSION="0.003003-2"
+export PIKA_PACKAGE_NAME="libbuiltin-compat-perl"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"