diff --git a/rust-whisper-lib/src/lib.rs b/rust-whisper-lib/src/lib.rs
index 08509b6..45a2039 100644
--- a/rust-whisper-lib/src/lib.rs
+++ b/rust-whisper-lib/src/lib.rs
@@ -14,13 +14,13 @@ pub struct Flags {
    #[arg(long, default_value = "8")]
    pub threads: i32,
 
-   #[arg(long, default_value = "5")]
+   #[arg(long, default_value = "30")]
    pub stream_step: u64,
-   #[arg(long, default_value = "0.6")]
+   #[arg(long, default_value = "28.0")]
    pub stream_retain: f32,
-   #[arg(long, default_value = "0.3")]
+   #[arg(long, default_value = "0.1")]
    pub stream_head: f32,
-   #[arg(long, default_value = "0.3")]
+   #[arg(long, default_value = "0.1")]
    pub stream_tail: f32,
 
    #[arg(long, default_value = "false")]