diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 4914d7f9d..bfe89ca91 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="7.4.2-1"
-export PIKA_PACKAGE_NAME="git-delete-merged-branches"
+export PIKA_PACKAGE_VERSION="0.10.5-2"
+export PIKA_PACKAGE_NAME="rust-cargo-c"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"