diff --git a/tools/idf.py b/tools/idf.py
index 1a2b64343..2cee97441 100755
--- a/tools/idf.py
+++ b/tools/idf.py
@@ -334,6 +334,7 @@ def _get_esptool_args(args):
         flasher_args = json.load(f)
 
     extra_esptool_args = flasher_args["extra_esptool_args"]
+    result += ["--before", extra_esptool_args["before"]]
     result += ["--after", extra_esptool_args["after"]]
     return result
 
@@ -783,26 +784,19 @@ def init_cli():
                     for o, f in flash_items:
                         cmd += o + " " + flasher_path(f) + " "
 
-                print(
-                    "%s -p %s -b %s --after %s write_flash %s"
-                    % (
-                        _safe_relpath(
-                            "%s/components/esptool_py/esptool/esptool.py"
-                            % os.environ["IDF_PATH"]
-                        ),
-                        args.port or "(PORT)",
-                        args.baud,
-                        flasher_args["extra_esptool_args"]["after"],
-                        cmd.strip(),
-                    )
-                )
-                print(
-                    "or run 'idf.py -p %s %s'"
-                    % (
-                        args.port or "(PORT)",
-                        key + "-flash" if key != "project" else "flash",
-                    )
-                )
+                print("%s %s -p %s -b %s --before %s --after %s write_flash %s" % (
+                    PYTHON,
+                    _safe_relpath("%s/components/esptool_py/esptool/esptool.py" % os.environ["IDF_PATH"]),
+                    args.port or "(PORT)",
+                    args.baud,
+                    flasher_args["extra_esptool_args"]["before"],
+                    flasher_args["extra_esptool_args"]["after"],
+                    cmd.strip(),
+                ))
+                print("or run 'idf.py -p %s %s'" % (
+                    args.port or "(PORT)",
+                    key + "-flash" if key != "project" else "flash",
+                ))
 
             if "all" in actions or "build" in actions:
                 print_flashing_message("Project", "project")