diff --git a/backend.go b/backend.go
index 97ef5a9..770a330 100644
--- a/backend.go
+++ b/backend.go
@@ -88,7 +88,7 @@ func (b *backblazeB2Backend) reset() {
 }
 
 func (b *backblazeB2Backend) invalidate(_ context.Context, key string) {
-	if key == "config" {
+	if key == configStoragePath {
 		b.reset()
 	}
 }
diff --git a/path_config_rotate.go b/path_config_rotate.go
index 0646128..132e064 100644
--- a/path_config_rotate.go
+++ b/path_config_rotate.go
@@ -73,6 +73,8 @@ func (b *backblazeB2Backend) pathConfigRotateRootUpdate(ctx context.Context, req
 		return nil, fmt.Errorf("failed to generate JSON configuration: %w", err)
 	}
 
+	b.reset()
+
 	// And store it
 	if err := req.Storage.Put(ctx, entry); err != nil {
 		return nil, fmt.Errorf("failed to persist configuration: %w", err)