diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 2ade13317..3fc3b4264 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.19.2-5"
-export PIKA_PACKAGE_NAME="liborcus"
+export PIKA_PACKAGE_VERSION="5.20240920-1"
+export PIKA_PACKAGE_NAME="libcpan-perl-releases-perl"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"