diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 58343a589..e794148db 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.0.2-5"
-export PIKA_PACKAGE_NAME="haskell-optional-args"
+export PIKA_PACKAGE_VERSION="0.2.1.0-10"
+export PIKA_PACKAGE_NAME="haskell-open-browser"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"