diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 7e5bf8022..505269887 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.1.0~beta-4"
-export PIKA_PACKAGE_NAME="rust-glycin"
+export PIKA_PACKAGE_VERSION="1:2.91.1-1"
+export PIKA_PACKAGE_NAME="yabasic"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"