diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index ec627e8ec..d87bd6249 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.3-3.1"
-export PIKA_PACKAGE_NAME="pngphoon"
+export PIKA_PACKAGE_VERSION="47.5-1"
+export PIKA_PACKAGE_NAME="ptyxis"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"