diff --git a/cmd/csaf_aggregator/config.go b/cmd/csaf_aggregator/config.go
index 4a18f92..8b38c2e 100644
--- a/cmd/csaf_aggregator/config.go
+++ b/cmd/csaf_aggregator/config.go
@@ -270,7 +270,7 @@ func (c *config) setDefaults() {
 		c.LockFile = &defaultLockFile
 	}
 
-	if c.LockFile == "" {
+	if *c.LockFile == "" {
 		c.LockFile = nil
 	}