diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 57f4d338b..151107564 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.010-1"
-export PIKA_PACKAGE_NAME="libpdl-transform-color-perl"
+export PIKA_PACKAGE_VERSION="1.2.12-4"
+export PIKA_PACKAGE_NAME="fastinfoset"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"