diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 9417db9fb..a826590b8 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.6.1+ds-1"
-export PIKA_PACKAGE_NAME="nanoflann"
+export PIKA_PACKAGE_VERSION="19.04.1+dfsg-7"
+export PIKA_PACKAGE_NAME="libsis-jhdf5-java"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"