diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 422dcb2dc..ca8997f47 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.101-2"
-export PIKA_PACKAGE_NAME="libpdl-gsl-perl"
+export PIKA_PACKAGE_VERSION="20181227-3"
+export PIKA_PACKAGE_NAME="libmsiecf"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"