diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index eb327bb3e..fb996aeed 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="18.0.0-7"
-export PIKA_PACKAGE_NAME="halide"
+export PIKA_PACKAGE_VERSION="5.39"
+export PIKA_PACKAGE_NAME="autopkgtest"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"