1 files changed, 1 insertions, 0 deletions

diff --git a/src/hashable.h b/src/hashable.h
index ce49130..98643d5 100644
--- a/src/hashable.h
+++ b/src/hashable.h
@@ -4,6 +4,7 @@
 class Hashable
 {
 public:
+        virtual ~Hashable() {};
         virtual unsigned long int getHashCode() = 0;
         virtual bool compareForHash( Hashable &other ) = 0;
 };