diff --git a/extensions/ql-vscode/src/data-extensions-editor/auto-model-usages-query.ts b/extensions/ql-vscode/src/data-extensions-editor/auto-model-usages-query.ts
index 8e4a34991..3a4757017 100644
--- a/extensions/ql-vscode/src/data-extensions-editor/auto-model-usages-query.ts
+++ b/extensions/ql-vscode/src/data-extensions-editor/auto-model-usages-query.ts
@@ -107,7 +107,7 @@ export async function getAutoModelUsages({
     message: "Parsing results",
   });
 
-  const snippets: Record<string, string[]> = {};
+  const snippets: UsageSnippetsBySignature = {};
 
   const results = sarif.runs[0]?.results;
   if (!results) {