diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 0373b8ab9..1e50aa9d9 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="4.16.1+ds-3"
-export PIKA_PACKAGE_NAME="gtk4"
+export PIKA_PACKAGE_VERSION="1.12.0+really1.11.0-1"
+export PIKA_PACKAGE_NAME="ocaml-re"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"