diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 63f8bc630..34ae7f84a 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.10-6"
-export PIKA_PACKAGE_NAME="gridlock.app"
+export PIKA_PACKAGE_VERSION="1.0.4.1-1"
+export PIKA_PACKAGE_NAME="r-cran-matlab"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"