diff --git a/src/backends/mod.rs b/src/backends/mod.rs
index 3e7106b..6274692 100644
--- a/src/backends/mod.rs
+++ b/src/backends/mod.rs
@@ -20,7 +20,7 @@ mod av_foundation;
 pub(crate) use self::speech_dispatcher::*;
 
 #[cfg(windows)]
-pub use self::tolk::*;
+pub(crate) use self::tolk::*;
 
 #[cfg(target_arch = "wasm32")]
 pub use self::web::*;
diff --git a/src/backends/tolk.rs b/src/backends/tolk.rs
index 0be20d1..66c88e7 100644
--- a/src/backends/tolk.rs
+++ b/src/backends/tolk.rs
@@ -4,10 +4,10 @@ use tolk::Tolk as TolkPtr;
 
 use crate::{Backend, BackendId, Error, Features, UtteranceId};
 
-pub struct Tolk(TolkPtr);
+pub(crate) struct Tolk(TolkPtr);
 
 impl Tolk {
-    pub fn new() -> Option<Self> {
+    pub(crate) fn new() -> Option<Self> {
         info!("Initializing Tolk backend");
         let tolk = TolkPtr::new();
         if tolk.detect_screen_reader().is_some() {