diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 182865c42..71f37104f 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="3.0.0-1"
-export PIKA_PACKAGE_NAME="rust-merlin"
+export PIKA_PACKAGE_VERSION="4.1.0-5"
+export PIKA_PACKAGE_NAME="rust-khronos-egl"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"