diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index c8b62a3d1..a09c339be 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.6.0-1"
-export PIKA_PACKAGE_NAME="ruby-mime-types"
+export PIKA_PACKAGE_VERSION="4.7.3-1"
+export PIKA_PACKAGE_NAME="r-cran-wavethresh"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"