diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 1badb9454..1f5a37af4 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.3.1.2-2"
-export PIKA_PACKAGE_NAME="haskell-iospec"
+export PIKA_PACKAGE_VERSION="0.9.0-1"
+export PIKA_PACKAGE_NAME="iotas"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"