diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 310a4040e..df366b791 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.1.13"
-export PIKA_PACKAGE_NAME="ipip"
+export PIKA_PACKAGE_VERSION="1.19.1-1"
+export PIKA_PACKAGE_NAME="crun"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"