diff --git a/Data/MySQL/src/SessionHandle.cpp b/Data/MySQL/src/SessionHandle.cpp
index a9edcebeb..10073b1db 100644
--- a/Data/MySQL/src/SessionHandle.cpp
+++ b/Data/MySQL/src/SessionHandle.cpp
@@ -16,14 +16,14 @@
 // execute, and transmit the Software, and to prepare derivative works of the
 // Software, and to permit third-parties to whom the Software is furnished to
 // do so, all subject to the following:
-// 
+//
 // The copyright notices in the Software and this entire statement, including
 // the above license grant, this restriction and the following disclaimer,
 // must be included in all copies of the Software, in whole or in part, and
 // all derivative works of the Software, unless such copies or derivative
 // works are solely in the form of machine-executable object code generated by
 // a source language processor.
-// 
+//
 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 // FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
@@ -82,7 +82,7 @@ void SessionHandle::options(mysql_option opt, bool b)
 
 void SessionHandle::options(mysql_option opt, unsigned int i)
 {
-	if (mysql_options(_pHandle, opt, &i) != 0)
+	if (mysql_options(_pHandle, opt, (const char *)&i) != 0)
 		throw ConnectionException("mysql_options error", _pHandle);
 }
 
@@ -122,7 +122,7 @@ void SessionHandle::rollback()
 {
     if (mysql_rollback(_pHandle) != 0)
 		throw TransactionException("Rollback failed.", _pHandle);
-} 
+}
 
 
 }}} // Poco::Data::MySQL