diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index c6a7a0e65..ad35e756d 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.1.0.13-3"
-export PIKA_PACKAGE_NAME="haskell-aeson-diff"
+export PIKA_PACKAGE_VERSION="3.0.0.4-6"
+export PIKA_PACKAGE_NAME="haskell-wai-conduit"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"