diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 708677eb3..b0d556921 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.4.3-3"
-export PIKA_PACKAGE_NAME="felix-shell"
+export PIKA_PACKAGE_VERSION="5.20241020-1"
+export PIKA_PACKAGE_NAME="libcpan-perl-releases-perl"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"