diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index b013e3dc4..66c5e13b7 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.18.0-1"
-export PIKA_PACKAGE_NAME="rust-gix-archive"
+export PIKA_PACKAGE_VERSION="4.9.3-1.4"
+export PIKA_PACKAGE_NAME="gambc"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"