diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 8af2629c9..95cbbe357 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="8u442-ga-2"
-export PIKA_PACKAGE_NAME="openjdk-8"
+export PIKA_PACKAGE_VERSION="6.3.0-1"
+export PIKA_PACKAGE_NAME="plasma-welcome"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"