diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 46745b49f..21f00bbd9 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.3.5-1"
-export PIKA_PACKAGE_NAME="rust-dtoa-short"
+export PIKA_PACKAGE_VERSION="0.5.8-1"
+export PIKA_PACKAGE_NAME="rust-socket2"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"