diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 0a998ee44..08ac5b9c2 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.0.10-2"
-export PIKA_PACKAGE_NAME="erlang-p1-pkix"
+export PIKA_PACKAGE_VERSION="3.1.6-1"
+export PIKA_PACKAGE_NAME="rust-tree-magic-mini"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"