diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index b157efa3a..220a54b8e 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="0.11.1-1"
-export PIKA_PACKAGE_NAME="rust-pdb-addr2line"
+export PIKA_PACKAGE_VERSION="0.9.1-1"
+export PIKA_PACKAGE_NAME="rust-pdb2"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"