diff --git a/crates/typst-ide/src/analyze.rs b/crates/typst-ide/src/analyze.rs
index c493da81a..e7627f611 100644
--- a/crates/typst-ide/src/analyze.rs
+++ b/crates/typst-ide/src/analyze.rs
@@ -1,3 +1,5 @@
+use std::collections::HashSet;
+
 use comemo::Track;
 use ecow::{eco_vec, EcoString, EcoVec};
 use typst::foundations::{Label, Styles, Value};
@@ -66,14 +68,22 @@ pub fn analyze_import(world: &dyn IdeWorld, source: &LinkedNode) -> Option<Value
 /// - All labels and descriptions for them, if available
 /// - A split offset: All labels before this offset belong to nodes, all after
 ///   belong to a bibliography.
+///
+/// Note: When multiple labels in the document have the same identifier,
+/// this only returns the first one.
 pub fn analyze_labels(
     document: &PagedDocument,
 ) -> (Vec<(Label, Option<EcoString>)>, usize) {
     let mut output = vec![];
+    let mut seen_labels = HashSet::new();
 
     // Labels in the document.
     for elem in document.introspector.all() {
         let Some(label) = elem.label() else { continue };
+        if !seen_labels.insert(label) {
+            continue;
+        }
+
         let details = elem
             .get_by_name("caption")
             .or_else(|_| elem.get_by_name("body"))
diff --git a/crates/typst-ide/src/complete.rs b/crates/typst-ide/src/complete.rs
index bc5b3e10e..bb8f8e78c 100644
--- a/crates/typst-ide/src/complete.rs
+++ b/crates/typst-ide/src/complete.rs
@@ -1709,6 +1709,27 @@ mod tests {
             .must_exclude(["bib"]);
     }
 
+    #[test]
+    fn test_autocomplete_ref_function() {
+        let mut world = TestWorld::new("x<test>");
+        let doc = typst::compile(&world).output.ok();
+
+        let end = world.main.text().len();
+        world.main.edit(end..end, " #ref(<)");
+
+        test_with_doc(&world, -2, doc.as_ref()).must_include(["test"]);
+    }
+
+    #[test]
+    fn test_autocomplete_ref_shorthand() {
+        let mut world = TestWorld::new("x<test>");
+        let doc = typst::compile(&world).output.ok();
+
+        let end = world.main.text().len();
+        world.main.edit(end..end, " @");
+
+        test_with_doc(&world, -1, doc.as_ref()).must_include(["test"]);
+    }
     /// Test what kind of brackets we autocomplete for function calls depending
     /// on the function and existing parens.
     #[test]