diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index bb222aa5d..ce15d3b1b 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.0.5.7-3"
-export PIKA_PACKAGE_NAME="haskell-heterocephalus"
+export PIKA_PACKAGE_VERSION="1.3.6-1"
+export PIKA_PACKAGE_NAME="haskell-conduit"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"