diff --git a/src/main/java/com/microsoft/sqlserver/jdbc/DDC.java b/src/main/java/com/microsoft/sqlserver/jdbc/DDC.java
index 6bf3af9e6..77891c37b 100644
--- a/src/main/java/com/microsoft/sqlserver/jdbc/DDC.java
+++ b/src/main/java/com/microsoft/sqlserver/jdbc/DDC.java
@@ -439,9 +439,7 @@ private static byte[] convertToBytes(BigDecimal value,
             }
         }
         int offset = numBytes - unscaledBytes.length;
-        for (int i = offset; i < numBytes; ++i) {
-            ret[i] = unscaledBytes[i - offset];
-        }
+        System.arraycopy(unscaledBytes, offset - offset, ret, offset, numBytes - offset);
         return ret;
     }
 
diff --git a/src/main/java/com/microsoft/sqlserver/jdbc/SQLServerPreparedStatement.java b/src/main/java/com/microsoft/sqlserver/jdbc/SQLServerPreparedStatement.java
index 1ba3c62e8..2437a82d0 100644
--- a/src/main/java/com/microsoft/sqlserver/jdbc/SQLServerPreparedStatement.java
+++ b/src/main/java/com/microsoft/sqlserver/jdbc/SQLServerPreparedStatement.java
@@ -2503,8 +2503,7 @@ public long[] executeLargeBatch() throws SQLServerException, BatchUpdateExceptio
 
                 updateCounts = new long[batchCommand.updateCounts.length];
 
-                for (int i = 0; i < batchCommand.updateCounts.length; ++i)
-                    updateCounts[i] = batchCommand.updateCounts[i];
+                System.arraycopy(batchCommand.updateCounts, 0, updateCounts, 0, batchCommand.updateCounts.length);
 
                 // Transform the SQLException into a BatchUpdateException with the update counts.
                 if (null != batchCommand.batchException) {
@@ -2571,8 +2570,7 @@ final void doExecutePreparedStatementBatch(PrepStmtBatchExecCmd batchCommand) th
             // Fill in the parameter values for this batch
             Parameter paramValues[] = batchParamValues.get(numBatchesPrepared);
             assert paramValues.length == batchParam.length;
-            for (int i = 0; i < paramValues.length; i++)
-                batchParam[i] = paramValues[i];
+            System.arraycopy(paramValues, 0, batchParam, 0, paramValues.length);
             
             boolean hasExistingTypeDefinitions = preparedTypeDefinitions != null;
             boolean hasNewTypeDefinitions = buildPreparedStrings(batchParam, false);