diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 662248f09..c93df6cd5 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.21.12-9"
-export PIKA_PACKAGE_NAME="rust-rustls"
+export PIKA_PACKAGE_VERSION="2.3.0+ds-2"
+export PIKA_PACKAGE_NAME="php-malkusch-lock"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"