diff --git a/birdnet-pi/Dockerfile b/birdnet-pi/Dockerfile
index 8f6f4d9b9..cb43fc64c 100644
--- a/birdnet-pi/Dockerfile
+++ b/birdnet-pi/Dockerfile
@@ -19,7 +19,7 @@ ARG BUILD_FROM
 FROM ${BUILD_FROM}
 
 # Install locales
-RUN apt-get update && apt-get install -y locales && locale-gen en_US.UTF-8
+RUN apt-get update && apt-get install --no-install-recommends -y locales && locale-gen en_US.UTF-8
 ENV DEBIAN_FRONTEND="noninteractive" \
     BIRDNET_USER="pi" \
     USER="pi" \