diff --git a/src/whisper_ctranslate2/commandline.py b/src/whisper_ctranslate2/commandline.py
index 9b8dc12..e242e48 100644
--- a/src/whisper_ctranslate2/commandline.py
+++ b/src/whisper_ctranslate2/commandline.py
@@ -381,10 +381,10 @@ def read_command_line():
         )
 
         vad_args.add_argument(
-            "--vad_onset",
+            "--vad_threshold",
             type=float,
             default=None,
-            help="when `vad_filter` is enabled, probabilities above this value are considered as speech. This parameter was called `vad_threshold` before",
+            help="when `vad_filter` is enabled, probabilities above this value are considered as speech",
         )
 
         vad_args.add_argument(
diff --git a/src/whisper_ctranslate2/transcribe.py b/src/whisper_ctranslate2/transcribe.py
index 6392bb8..4c15deb 100644
--- a/src/whisper_ctranslate2/transcribe.py
+++ b/src/whisper_ctranslate2/transcribe.py
@@ -48,7 +48,7 @@ class TranscriptionOptions(NamedTuple):
     append_punctuations: str
     hallucination_silence_threshold: Optional[float]
     vad_filter: bool
-    vad_onset: Optional[float]
+    vad_threshold: Optional[float]
     vad_min_speech_duration_ms: Optional[int]
     vad_max_speech_duration_s: Optional[int]
     vad_min_silence_duration_ms: Optional[int]
@@ -84,8 +84,8 @@ def _get_colored_text(self, words):
     def _get_vad_parameters_dictionary(self, options):
         vad_parameters = {}
 
-        if options.vad_onset:
-            vad_parameters["onset"] = options.vad_onset
+        if options.vad_threshold:
+            vad_parameters["vad_threshold"] = options.vad_threshold
 
         if options.vad_min_speech_duration_ms:
             vad_parameters["min_speech_duration_ms"] = (
diff --git a/src/whisper_ctranslate2/whisper_ctranslate2.py b/src/whisper_ctranslate2/whisper_ctranslate2.py
index bd5bf70..219f415 100644
--- a/src/whisper_ctranslate2/whisper_ctranslate2.py
+++ b/src/whisper_ctranslate2/whisper_ctranslate2.py
@@ -70,7 +70,7 @@ def get_transcription_options(args):
         print_colors=args.pop("print_colors"),
         hallucination_silence_threshold=args.pop("hallucination_silence_threshold"),
         vad_filter=args.pop("vad_filter"),
-        vad_onset=args.pop("vad_onset"),
+        vad_threshold=args.pop("vad_threshold"),
         vad_min_speech_duration_ms=args.pop("vad_min_speech_duration_ms"),
         vad_max_speech_duration_s=args.pop("vad_max_speech_duration_s"),
         vad_min_silence_duration_ms=args.pop("vad_min_silence_duration_ms"),