diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 7fb6cb004..93270ca18 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.3.1.1-3"
-export PIKA_PACKAGE_NAME="haskell-text-conversions"
+export PIKA_PACKAGE_VERSION="1.3.15-3"
+export PIKA_PACKAGE_NAME="haskell-uuid"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"