diff --git a/crates/assistant2/Cargo.toml b/crates/assistant2/Cargo.toml
index ea3b7935e68b2f1fab5609eb4972e62d355d5c3a..bb83607bba8dc850b6879eae665d14634e514c38 100644
--- a/crates/assistant2/Cargo.toml
+++ b/crates/assistant2/Cargo.toml
@@ -12,6 +12,14 @@ workspace = true
 path = "src/assistant.rs"
 doctest = false
 
+[features]
+test-support = [
+    "editor/test-support",
+    "language/test-support",
+    "project/test-support",
+    "text/test-support",
+]
+
 [dependencies]
 anyhow.workspace = true
 assistant_settings.workspace = true