diff --git a/cli/loader/src/lib.rs b/cli/loader/src/lib.rs
index 4e9af25f..3efa74b0 100644
--- a/cli/loader/src/lib.rs
+++ b/cli/loader/src/lib.rs
@@ -661,7 +661,7 @@ impl<'a> LanguageConfiguration<'a> {
                             }
                         }
                     }
-                    result.configure(&all_highlight_names);
+                    result.configure(&all_highlight_names.as_slice());
                     Ok(Some(result))
                 }
             })
diff --git a/cli/src/tests/helpers/fixtures.rs b/cli/src/tests/helpers/fixtures.rs
index 854f7e67..91c4956a 100644
--- a/cli/src/tests/helpers/fixtures.rs
+++ b/cli/src/tests/helpers/fixtures.rs
@@ -50,7 +50,7 @@ pub fn get_highlight_config(
         &locals_query,
     )
     .unwrap();
-    result.configure(highlight_names);
+    result.configure(&highlight_names);
     result
 }
 
diff --git a/highlight/src/c_lib.rs b/highlight/src/c_lib.rs
index 334b8db0..d48a180c 100644
--- a/highlight/src/c_lib.rs
+++ b/highlight/src/c_lib.rs
@@ -112,7 +112,7 @@ pub extern "C" fn ts_highlighter_add_language(
         let mut config =
             HighlightConfiguration::new(language, highlight_query, injection_query, locals_query)
                 .or(Err(ErrorCode::InvalidQuery))?;
-        config.configure(&this.highlight_names);
+        config.configure(&this.highlight_names.as_slice());
         this.languages.insert(scope_name, (injection_regex, config));
 
         Ok(())
diff --git a/highlight/src/lib.rs b/highlight/src/lib.rs
index a0cfc34e..c8cdc1aa 100644
--- a/highlight/src/lib.rs
+++ b/highlight/src/lib.rs
@@ -293,7 +293,11 @@ impl HighlightConfiguration {
     ///
     /// When highlighting, results are returned as `Highlight` values, which contain the index
     /// of the matched highlight this list of highlight names.
-    pub fn configure(&mut self, recognized_names: &[String]) {
+    pub fn configure<'a, I, J>(&mut self, recognized_names: &I)
+    where
+        I: IntoIterator<Item = &'a J> + Copy,
+        J: AsRef<str> + 'a,
+    {
         let mut capture_parts = Vec::new();
         self.highlight_indices.clear();
         self.highlight_indices
@@ -303,10 +307,10 @@ impl HighlightConfiguration {
 
                 let mut best_index = None;
                 let mut best_match_len = 0;
-                for (i, recognized_name) in recognized_names.iter().enumerate() {
+                for (i, recognized_name) in recognized_names.into_iter().enumerate() {
                     let mut len = 0;
                     let mut matches = true;
-                    for part in recognized_name.split('.') {
+                    for part in recognized_name.as_ref().split('.') {
                         len += 1;
                         if !capture_parts.contains(&part) {
                             matches = false;