diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 301dafb44..abbaa6e45 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.024+dfsg-2"
-export PIKA_PACKAGE_NAME="libimager-perl"
+export PIKA_PACKAGE_VERSION="0.6-15"
+export PIKA_PACKAGE_NAME="haskell-lazysmallcheck"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"