diff --git a/Tools/px_uploader.Dockerfile b/Tools/px_uploader.Dockerfile
index 1757676aa39b..bf34c98d5ee8 100644
--- a/Tools/px_uploader.Dockerfile
+++ b/Tools/px_uploader.Dockerfile
@@ -1,4 +1,4 @@
-FROM python:alpine3.14
+FROM alpine:3.20
 
 ARG saluki_fpga_directory
 ARG SALUKI_FILE_INFO_JSON=saluki_file_info.json
@@ -14,10 +14,6 @@ ENTRYPOINT ["/entrypoint.sh"]
 # tools needed to extract binaries from px4 files
 RUN apk add pigz jq
 
-# dependency of px_uploader.py
-RUN pip3 install --user pyserial
-
-ADD px4-firmware/Tools/px_uploader.py /bin/
 ADD px4-firmware/Tools/px_uploader.entrypoint /entrypoint.sh
 
 # copy /bin/* -> /firmware/*