diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 39af7890d..28fb0df85 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="5.3.105-3"
-export PIKA_PACKAGE_NAME="linphone"
+export PIKA_PACKAGE_VERSION="3.13.2-1"
+export PIKA_PACKAGE_NAME="python3-stdlib-extensions"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"