diff --git a/crates/assistant_context/src/assistant_context.rs b/crates/assistant_context/src/assistant_context.rs
index 12eda0954a2e1cca9ddc7df9816b8f5a37d0ce10..b3e2dce38249a33c58ee55861455428cab23ab7f 100644
--- a/crates/assistant_context/src/assistant_context.rs
+++ b/crates/assistant_context/src/assistant_context.rs
@@ -2669,7 +2669,7 @@ impl AssistantContext {
     }
 
     pub fn summarize(&mut self, mut replace_old: bool, cx: &mut Context<Self>) {
-        let Some(model) = LanguageModelRegistry::read_global(cx).default_model() else {
+        let Some(model) = LanguageModelRegistry::read_global(cx).thread_summary_model() else {
             return;
         };