diff --git a/Dockerfile b/Dockerfile
index 2d024cc..3f14281 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,6 +6,8 @@ COPY . .
 
 RUN apt-get update && apt-get install protobuf-compiler -y
 
+RUN which protoc
+
 RUN cargo build --release
 
 FROM rust:1.85 AS final