diff --git a/firmware/esp32/Dockerfile b/firmware/esp32/Dockerfile
index 852915e..e253725 100644
--- a/firmware/esp32/Dockerfile
+++ b/firmware/esp32/Dockerfile
@@ -29,9 +29,12 @@ ENV IDF_PATH_FORCE=1
 RUN mkdir -p /usr/src/esp/firmware
 RUN git clone --recursive https://github.com/espressif/esp-idf.git $IDF_PATH
 
-RUN cd $IDF_PATH && ./install.sh esp32
+RUN cd $IDF_PATH && ./install.sh esp32c3
 
 COPY . /usr/src/esp/firmware/
 
 WORKDIR /usr/src/esp/firmware/
-RUN /bin/bash -c "source $IDF_PATH/export.sh && idf.py set-target esp32 && idf.py menuconfig && idf.py build"
+RUN rm -rf build && /bin/bash -c "source $IDF_PATH/export.sh && idf.py set-target esp32c3 && idf.py build"
+
+# Copy binary to standard location for extraction
+RUN mkdir -p /usr/src/build && cp build/plant-manager.bin /usr/src/build/esp32.bin