diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 302005a88..b7915d94a 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.8.8-4"
-export PIKA_PACKAGE_NAME="haskell-hstringtemplate"
+export PIKA_PACKAGE_VERSION="7.19.0+ds-2"
+export PIKA_PACKAGE_NAME="calibre"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"