diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index d900ca1cf..d6886b334 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.2.1-6"
-export PIKA_PACKAGE_NAME="scalapack"
+export PIKA_PACKAGE_VERSION="9.4.2+dfsg-1"
+export PIKA_PACKAGE_NAME="pikepdf"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"