1 files changed, 1 insertions, 1 deletions
diff --git a/src/content/usecases/FindUseCase.ts b/src/content/usecases/FindUseCase.ts
index 4fda323..74cbc97 100644
--- a/src/content/usecases/FindUseCase.ts
+++ b/src/content/usecases/FindUseCase.ts
@@ -25,7 +25,7 @@ export default class FindUseCase {
     this.consoleClient = consoleClient;
   }
 
-  async startFind(keyword: string | null): Promise<void> {
+  async startFind(keyword?: string): Promise<void> {
     this.presenter.clearSelection();
     if (keyword) {
       this.saveKeyword(keyword);