1 files changed, 1 insertions, 1 deletions
diff --git a/range.h b/range.h
index f9849ce..75fc69a 100644
--- a/range.h
+++ b/range.h
@@ -40,7 +40,7 @@ public:
     virtual QString toString();
     virtual quint64 getValidRangeSize(quint64 faces) const;
 
-    bool isFullyDefined();
+    bool isFullyDefined() const;
     qint64 getStart() const;
     qint64 getEnd() const;