diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index b779c3ebc..dd66c9e8a 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.4.2+ds1-1"
-export PIKA_PACKAGE_NAME="bottleneck"
+export PIKA_PACKAGE_VERSION="3.2.2+dfsg-35"
+export PIKA_PACKAGE_NAME="fp-units-win"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"