diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index bc6b2c527..6c41cc103 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.20241112.1"
-export PIKA_PACKAGE_NAME="intel-microcode"
+export PIKA_PACKAGE_VERSION="1.28.2-1"
+export PIKA_PACKAGE_NAME="eckit"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"