diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index caab269e7..af58d4ff5 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.2.2-3"
-export PIKA_PACKAGE_NAME="haskell-vector-th-unbox"
+export PIKA_PACKAGE_VERSION="3001.5.0.1-2"
+export PIKA_PACKAGE_NAME="haskell-cgi"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"