diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index e4cac3d35..224915bd4 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.2.2+dfsg-41"
-export PIKA_PACKAGE_NAME="fpc"
+export PIKA_PACKAGE_VERSION="1.6.0+ds-1"
+export PIKA_PACKAGE_NAME="python-guizero"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"