diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 496d566cd..8d38c9dc1 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.000003-3"
-export PIKA_PACKAGE_NAME="libconfig-inifiles-perl"
+export PIKA_PACKAGE_VERSION="0.3.8-1"
+export PIKA_PACKAGE_NAME="python-mitogen"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"