diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 03d270fe3..2da0b8937 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="10.03.1~dfsg-2"
-export PIKA_PACKAGE_NAME="ghostscript"
+export PIKA_PACKAGE_VERSION="0.19-1"
+export PIKA_PACKAGE_NAME="libtk-fontdialog-perl"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"