1 files changed, 3 insertions, 1 deletions

diff --git a/noncore/multimedia/tonleiter/tonleiterdatahelper.cpp b/noncore/multimedia/tonleiter/tonleiterdatahelper.cpp
index 5714cea..156dba5 100644
--- a/noncore/multimedia/tonleiter/tonleiterdatahelper.cpp
+++ b/noncore/multimedia/tonleiter/tonleiterdatahelper.cpp
@@ -2,2 +2,4 @@
 
+#include <math.h>
+
 using namespace Data;
@@ -78,3 +80,3 @@ int Instrument::noOfOctaves()
     int highest=strings[strings.count()-1]+frets;
-    return (int)((highest-lowest)/12.0);
+    return (int) ceil((highest-lowest)/12.0);
 }