diff --git a/transcoder/Dockerfile.dev b/transcoder/Dockerfile.dev
index 16dd9d1d..f3c82da2 100644
--- a/transcoder/Dockerfile.dev
+++ b/transcoder/Dockerfile.dev
@@ -46,5 +46,8 @@ WORKDIR /app
 ENV NVIDIA_VISIBLE_DEVICES="all"
 ENV NVIDIA_DRIVER_CAPABILITIES="all"
 
+COPY go.mod go.sum ./
+RUN go mod download
+
 EXPOSE 7666
 CMD ["wgo", "run", "-race", "."]