diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index cd269b69c..457c3fbdd 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="8.4.1-5"
-export PIKA_PACKAGE_NAME="php8.4"
+export PIKA_PACKAGE_VERSION="47.2-1"
+export PIKA_PACKAGE_NAME="sysprof"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"