diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 1867e6532..e011ae7bd 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1:7.1.2-1"
-export PIKA_PACKAGE_NAME="unrar-nonfree"
+export PIKA_PACKAGE_VERSION="5.12+dfsg-3"
+export PIKA_PACKAGE_NAME="stopt"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"