diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index efc74ec20..5a58fd6b2 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.11.7-2"
-export PIKA_PACKAGE_NAME="pcs"
+export PIKA_PACKAGE_VERSION="0.6.6-3"
+export PIKA_PACKAGE_NAME="rust-postgres-protocol"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"