diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index e90dd52f6..7dd08a068 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="6.12.0.199+dfsg-2"
-export PIKA_PACKAGE_NAME="mono"
+export PIKA_PACKAGE_VERSION="1.36-1"
+export PIKA_PACKAGE_NAME="quantlib-swig"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"