diff --git a/Tools/px_uploader.entrypoint b/Tools/px_uploader.entrypoint
index a0a8811b9e1d..240bf4816e9e 100755
--- a/Tools/px_uploader.entrypoint
+++ b/Tools/px_uploader.entrypoint
@@ -23,7 +23,7 @@ extract_bin_from_px4() {
     # px4 build timestamp is included in px4 file
     build_timestamp=$(cat ${px4_file} | jq -r '.build_time')
 
-    validation_file=${target_dir}/$(basename ${px4_file%.px4})-validation.txt
+    validation_file=${target_dir}/$(basename ${px4_file%.px4}).val
     generate_metadata ${px4_file} ${validation_file} ${build_timestamp}
 }