diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 2cc89f1c1..0e8c36e45 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.0-RC4-2"
-export PIKA_PACKAGE_NAME="golang-github-manyminds-api2go"
+export PIKA_PACKAGE_VERSION="0.4.1+git20190605.6d88e39-4"
+export PIKA_PACKAGE_NAME="golang-github-jesseduffield-asciigraph"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"