diff --git a/ndb/src/kernel/blocks/dbtux/DbtuxScan.cpp b/ndb/src/kernel/blocks/dbtux/DbtuxScan.cpp
index 7eae1486d43..6f42e936d90 100644
--- a/ndb/src/kernel/blocks/dbtux/DbtuxScan.cpp
+++ b/ndb/src/kernel/blocks/dbtux/DbtuxScan.cpp
@@ -216,7 +216,8 @@ Dbtux::execTUX_BOUND_INFO(Signal* signal)
       // fill in any gap
       while (maxAttrId[j] <= attrId) {
         jam();
-        BoundInfo& b = boundInfo[j][maxAttrId[j]++];
+        BoundInfo& b = boundInfo[j][maxAttrId[j]];
+        maxAttrId[j]++;
         b.type2 = -1;
       }
       BoundInfo& b = boundInfo[j][attrId];