diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 8b43ce4e6..81495fd5c 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="4:24.12.1-1"
-export PIKA_PACKAGE_NAME="libkomparediff2"
+export PIKA_PACKAGE_VERSION="2.0.4-2"
+export PIKA_PACKAGE_NAME="r-cran-rprojroot"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"