diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 981b4f138..afb3b6e31 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2024.4-1"
-export PIKA_PACKAGE_NAME="batctl"
+export PIKA_PACKAGE_VERSION="1.6.44-3"
+export PIKA_PACKAGE_NAME="libpng1.6"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"