diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 33f12f2ff..77c04bcca 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.35.93+dfsg-1"
-export PIKA_PACKAGE_NAME="python-boto3"
+export PIKA_PACKAGE_VERSION="3.4.6-1.2"
+export PIKA_PACKAGE_NAME="mesaflash"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"