diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 51c1fa402..085322f50 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.17.0-3.1"
-export PIKA_PACKAGE_NAME="libfabric"
+export PIKA_PACKAGE_VERSION="0.95.0.0-5"
+export PIKA_PACKAGE_NAME="haskell-regex-pcre"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"