diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 519bd9628..0eb1756c1 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.1.1-3"
-export PIKA_PACKAGE_NAME="libjung-free-java"
+export PIKA_PACKAGE_VERSION="0.7.0-6"
+export PIKA_PACKAGE_NAME="ptyprocess"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"