diff --git a/sql/mysql_upgrade_service.cc b/sql/mysql_upgrade_service.cc
index fea10076a54..1f18ef2ab40 100644
--- a/sql/mysql_upgrade_service.cc
+++ b/sql/mysql_upgrade_service.cc
@@ -339,6 +339,8 @@ static void change_service_config()
 
   char defaults_file[MAX_PATH];
   char default_character_set[64];
+  char buf[MAX_PATH];
+  int i;
 
   scm = OpenSCManager(NULL, NULL, SC_MANAGER_ALL_ACCESS);
   if(!scm)
@@ -376,24 +378,21 @@ static void change_service_config()
     /*
       Weird case, no --defaults-file in service definition, need to create one.
     */
-    char buf[MAX_PATH];
-    int i;
-
     sprintf_s(props.inifile, MAX_PATH, "%s\\my.ini", props.datadir);
-
-    /*
-      Write datadir to my.ini, after converting  backslashes to 
-      unix style slashes.
-    */
-    strcpy_s(buf, MAX_PATH, props.datadir);
-    for(i=0; buf[i]; i++)
-    {
-      if (buf[i] == '\\')
-        buf[i]= '/';
-    }
-
-    WritePrivateProfileString("mysqld", "datadir",buf, props.inifile);
   }
+
+  /*
+    Write datadir to my.ini, after converting  backslashes to 
+    unix style slashes.
+  */
+  strcpy_s(buf, MAX_PATH, props.datadir);
+  for(i=0; buf[i]; i++)
+  {
+    if (buf[i] == '\\')
+      buf[i]= '/';
+  }
+  WritePrivateProfileString("mysqld", "datadir",buf, props.inifile);
+
   /*
     Remove basedir from defaults file, otherwise the service wont come up in 
     the new  version, and will complain about mismatched message file.