diff --git a/instant-segment-py/src/lib.rs b/instant-segment-py/src/lib.rs
index 4a00b39..50f431c 100644
--- a/instant-segment-py/src/lib.rs
+++ b/instant-segment-py/src/lib.rs
@@ -95,11 +95,11 @@ impl Segmenter {
     ///
     /// Returns the relative probability for the given sentence in the the corpus represented by
     /// this `Segmenter`. Will return `None` iff given an empty iterator argument.
-    fn sentence_score(&self, words: &PyIterator) -> PyResult<Option<f64>> {
+    fn score_sentence(&self, words: &PyIterator) -> PyResult<Option<f64>> {
         let words = words
             .map(|s| s?.extract::<&str>())
             .collect::<Result<Vec<_>, _>>()?;
-        Ok(self.inner.sentence_score(words.into_iter()))
+        Ok(self.inner.score_sentence(words.into_iter()))
     }
 }
 
diff --git a/instant-segment/src/lib.rs b/instant-segment/src/lib.rs
index 0d1da88..e2e3184 100644
--- a/instant-segment/src/lib.rs
+++ b/instant-segment/src/lib.rs
@@ -70,7 +70,7 @@ impl Segmenter {
     ///
     /// Returns the relative probability for the given sentence in the the corpus represented by
     /// this `Segmenter`. Will return `None` iff given an empty iterator argument.
-    pub fn sentence_score<'a>(&self, mut words: impl Iterator<Item = &'a str>) -> Option<f64> {
+    pub fn score_sentence<'a>(&self, mut words: impl Iterator<Item = &'a str>) -> Option<f64> {
         let mut prev = words.next()?;
         let mut score = self.score(prev, None);
         while let Some(word) = words.next() {