diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index c49e95234..8b8f1a39b 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.38.2-4"
-export PIKA_PACKAGE_NAME="gnome-2048"
+export PIKA_PACKAGE_VERSION="1:29.4+1-5"
+export PIKA_PACKAGE_NAME="emacs"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"