diff --git a/examples/rwkv/.gitignore b/examples/rwkv/.gitignore
new file mode 100644
index 0000000..ab3629c
--- /dev/null
+++ b/examples/rwkv/.gitignore
@@ -0,0 +1,2 @@
+models/rwkv
+models/rwkv.tokenizer.json
\ No newline at end of file
diff --git a/examples/rwkv/Dockerfile.build b/examples/rwkv/Dockerfile.build
index c62024d..491f9cc 100644
--- a/examples/rwkv/Dockerfile.build
+++ b/examples/rwkv/Dockerfile.build
@@ -1,5 +1,7 @@
 FROM python
 
+RUN apt-get update && apt-get -y install cmake
+
 # convert the model (one-off)
 RUN pip3 install torch numpy