diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index eb66d3e94..703e0463c 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.8.10-7"
-export PIKA_PACKAGE_NAME="rust-r2d2"
+export PIKA_PACKAGE_VERSION="0.9.5-1"
+export PIKA_PACKAGE_NAME="rust-gtk4-macros"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"