diff --git a/sbv2_core/src/tts.rs b/sbv2_core/src/tts.rs
index facd451..314795a 100644
--- a/sbv2_core/src/tts.rs
+++ b/sbv2_core/src/tts.rs
@@ -301,10 +301,10 @@ impl TTSModelHolder {
 }
 
 pub struct SynthesizeOptions {
-    sdp_ratio: f32,
-    length_scale: f32,
-    style_weight: f32,
-    split_sentences: bool,
+    pub sdp_ratio: f32,
+    pub length_scale: f32,
+    pub style_weight: f32,
+    pub split_sentences: bool,
 }
 
 impl Default for SynthesizeOptions {