diff --git a/cmd/csaf_aggregator/config.go b/cmd/csaf_aggregator/config.go
index 2a2bef2..f1e602d 100644
--- a/cmd/csaf_aggregator/config.go
+++ b/cmd/csaf_aggregator/config.go
@@ -396,7 +396,7 @@ func (c *config) setDefaults() {
 }
 
 // prepareLogging sets up the structured logging.
-func (cfg *config) prepareLogging() error {
+func (c *config) prepareLogging() error {
 	ho := slog.HandlerOptions{
 		Level: slog.LevelDebug,
 	}
diff --git a/internal/options/options.go b/internal/options/options.go
index ffd699b..d8574ff 100644
--- a/internal/options/options.go
+++ b/internal/options/options.go
@@ -149,8 +149,9 @@ func ErrorCheck(err error) {
 	}
 }
 
-// ErrorCheck checks if err is not nil and terminates
-// the program if so.
+// ErrorCheckStructured checks if err is not nil and terminates the program if
+// so. This is similar to [ErrorCheck], but uses [slog] instead of the
+// non-structured Go logging.
 func ErrorCheckStructured(err error) {
 	if err != nil {
 		slog.Error("Error while executing program", "err", err)