diff --git a/store/files_metadata.go b/store/files_metadata.go
index 752f4af64a4abb909ab6a747e2eb95e28420756f..253e9ca2a23dda0d36aecf0b78509d324a1f381d 100644
--- a/store/files_metadata.go
+++ b/store/files_metadata.go
@@ -65,7 +65,7 @@ func (st *Store) SyncFileMetadataFromFile(group string, id uint64) error {
 				return fmt.Errorf("ffprobe returned %d", status.ExitStatus())
 			}
 		}
-		return fmt.Errorf("getting exit code of ffprobe failed:", err)
+		return fmt.Errorf("getting exit code of ffprobe failed: %v", err)
 	}
 
 	var output ffprobeOutput
@@ -75,7 +75,7 @@ func (st *Store) SyncFileMetadataFromFile(group string, id uint64) error {
 	}
 	d, err := time.ParseDuration(output.Format.DurationSec + "s")
 	if err != nil {
-		return fmt.Errorf("unable to parse duration from ffprobe output:", err)
+		return fmt.Errorf("unable to parse duration from ffprobe output: %v", err)
 	}
 
 	// TODO: store metadata in database