diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index b101172f0..b63b2b1af 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="9.3.0+dfsg1-1.1"
-export PIKA_PACKAGE_NAME="vtk9"
+export PIKA_PACKAGE_VERSION="0.25.2-1"
+export PIKA_PACKAGE_NAME="python-matrix-nio"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"