diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 888e95463..4c05cbefd 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.3.1.1-7"
-export PIKA_PACKAGE_NAME="python-xstatic-jsencrypt"
+export PIKA_PACKAGE_VERSION="0.31.2+dfsg1-4"
+export PIKA_PACKAGE_NAME="python-binary-memcached"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"