diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 25a65349c..19d644ed7 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.0.3.1-4"
-export PIKA_PACKAGE_NAME="haskell-integer-logarithms"
+export PIKA_PACKAGE_VERSION="9.1.5.2-14"
+export PIKA_PACKAGE_NAME="haskell-hxt-http"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"