diff --git a/src/usr/hdat/hdatmsarea.C b/src/usr/hdat/hdatmsarea.C
index 593f37fb28c..14736b12632 100755
--- a/src/usr/hdat/hdatmsarea.C
+++ b/src/usr/hdat/hdatmsarea.C
@@ -585,6 +585,10 @@ uint32_t  HdatMsArea::getMsAreaSize()
 
     l_size += (iv_maxEcCnt * sizeof(hdatMsAreaEcLvl_t));
 
+    l_size += sizeof(hdatHDIFDataArray_t);
+
+    l_size += (sizeof(hdatI2cData_t) * iv_msaHostI2cCnt);
+
     l_size += this->endCommitSize();
     return l_size;
 }