diff --git a/zfs/zfscmd/zfscmd-logging-scraper/zfscmd_logging_scraper.go b/zfs/zfscmd/zfscmd-logging-scraper/zfscmd_logging_scraper.go
index 99f2fd9..d7670cf 100644
--- a/zfs/zfscmd/zfscmd-logging-scraper/zfscmd_logging_scraper.go
+++ b/zfs/zfscmd/zfscmd-logging-scraper/zfscmd_logging_scraper.go
@@ -59,6 +59,9 @@ func parseHumanFormatterNodate(line string) (l RuntimeLine, err error) {
 			default:
 				return l, errors.Errorf("unknown key %q", k)
 			}
+			if err != nil {
+				return l, err
+			}
 		}
 	}
 	if d.Err() != nil {