diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 8e6bf4d42..46284c9f5 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.10-1"
-export PIKA_PACKAGE_NAME="fortunes-it"
+export PIKA_PACKAGE_VERSION="3.1.0+dfsg-2"
+export PIKA_PACKAGE_NAME="libjson-java"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"