diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 3216e4fd8..01a99b9b4 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.8.0-1"
-export PIKA_PACKAGE_NAME="r-cran-dslabs"
+export PIKA_PACKAGE_VERSION="1.24.0-3"
+export PIKA_PACKAGE_NAME="ispc"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"