diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index bc7d8484b..42d6878a3 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.6.21-5"
-export PIKA_PACKAGE_NAME="python-msrest"
+export PIKA_PACKAGE_VERSION="0.83-1"
+export PIKA_PACKAGE_NAME="putty"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"