diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 3bd6716d7..c9b67d6b4 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.1.0-2"
-export PIKA_PACKAGE_NAME="patool"
+export PIKA_PACKAGE_VERSION="2.0.1-1"
+export PIKA_PACKAGE_NAME="libss7"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"