diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index dcdbdd231..b18bacedd 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="15.1.0+1.4.309.0-1"
-export PIKA_PACKAGE_NAME="glslang"
+export PIKA_PACKAGE_VERSION="3.3.10-2"
+export PIKA_PACKAGE_NAME="mailman3"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"