diff --git a/packages/mermaid/src/diagrams/info/infoParser.ts b/packages/mermaid/src/diagrams/info/infoParser.ts
index 27b1b21610..b4df33600b 100644
--- a/packages/mermaid/src/diagrams/info/infoParser.ts
+++ b/packages/mermaid/src/diagrams/info/infoParser.ts
@@ -14,8 +14,8 @@ function populateDb(ast: Info, db: InfoDB) {
 
 export const parser: ParserDefinition = {
   parse: (input: string): void => {
-    const result = parse('info', input);
-    log.debug(result);
-    populateDb(result, db);
+    const ast: Info = parse<Info>('info', input);
+    log.debug(ast);
+    populateDb(ast, db);
   },
 };