diff --git a/.ramekin/Dockerfile b/.ramekin/Dockerfile
index 3af3723..761bff7 100644
--- a/.ramekin/Dockerfile
+++ b/.ramekin/Dockerfile
@@ -14,7 +14,7 @@ RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs \
&& cargo install grcov
-ENV RANGER_DEFAULT_BACKLOG=ranger
+ENV RANGER_DEFAULT_BACKLOG=serde-kdl2
WORKDIR /workspace