diff --git a/src/main/java/org/apache/ibatis/migration/FileMigrationLoader.java b/src/main/java/org/apache/ibatis/migration/FileMigrationLoader.java
index 27fdef36..47673289 100644
--- a/src/main/java/org/apache/ibatis/migration/FileMigrationLoader.java
+++ b/src/main/java/org/apache/ibatis/migration/FileMigrationLoader.java
@@ -27,11 +27,11 @@
 import org.apache.ibatis.migration.utils.Util;
 
 public class FileMigrationLoader implements MigrationLoader {
-  private final File scriptsDir;
+  protected final File scriptsDir;
 
-  private final String charset;
+  protected final String charset;
 
-  private final Properties variables;
+  protected final Properties variables;
 
   public FileMigrationLoader(File scriptsDir, String charset, Properties variables) {
     super();
@@ -59,11 +59,11 @@ public List<Change> getMigrations() {
     return migrations;
   }
 
-  private boolean isSpecialFile(String filename) {
+  protected boolean isSpecialFile(String filename) {
     return "bootstrap.sql".equals(filename) || "onabort.sql".equals(filename);
   }
 
-  private Change parseChangeFromFilename(String filename) {
+  protected Change parseChangeFromFilename(String filename) {
     try {
       Change change = new Change();
       int lastIndexOfDot = filename.lastIndexOf(".");
@@ -105,7 +105,7 @@ public Reader getOnAbortReader() {
     return getSoleScriptReader(fileName);
   }
 
-  private Reader getSoleScriptReader(String fileName) {
+  protected Reader getSoleScriptReader(String fileName) {
     try {
       File scriptFile = Util.file(scriptsDir, fileName);
       if (scriptFile.exists()) {
diff --git a/src/main/java/org/apache/ibatis/migration/FileMigrationLoaderFactory.java b/src/main/java/org/apache/ibatis/migration/FileMigrationLoaderFactory.java
new file mode 100644
index 00000000..8c9e6df7
--- /dev/null
+++ b/src/main/java/org/apache/ibatis/migration/FileMigrationLoaderFactory.java
@@ -0,0 +1,23 @@
+/**
+ *    Copyright 2010-2017 the original author or authors.
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+package org.apache.ibatis.migration;
+
+import java.io.File;
+import java.util.Properties;
+
+public interface FileMigrationLoaderFactory {
+  MigrationLoader create(File scriptsDir, String charset, Properties variables);
+}
diff --git a/src/main/java/org/apache/ibatis/migration/commands/BaseCommand.java b/src/main/java/org/apache/ibatis/migration/commands/BaseCommand.java
index 4b24304b..f9b8e078 100644
--- a/src/main/java/org/apache/ibatis/migration/commands/BaseCommand.java
+++ b/src/main/java/org/apache/ibatis/migration/commands/BaseCommand.java
@@ -36,6 +36,7 @@
 import java.util.Date;
 import java.util.List;
 import java.util.Properties;
+import java.util.ServiceLoader;
 import java.util.TimeZone;
 
 import org.apache.ibatis.datasource.unpooled.UnpooledDataSource;
@@ -45,6 +46,7 @@
 import org.apache.ibatis.migration.DataSourceConnectionProvider;
 import org.apache.ibatis.migration.Environment;
 import org.apache.ibatis.migration.FileMigrationLoader;
+import org.apache.ibatis.migration.FileMigrationLoaderFactory;
 import org.apache.ibatis.migration.MigrationException;
 import org.apache.ibatis.migration.MigrationLoader;
 import org.apache.ibatis.migration.hook.FileHookScriptFactory;
@@ -301,8 +303,17 @@ private File getCustomDriverPath() {
   }
 
   protected MigrationLoader getMigrationLoader() {
-    return new FileMigrationLoader(paths.getScriptPath(), environment().getScriptCharset(),
-        environment().getVariables());
+    File scriptPath = paths.getScriptPath();
+    String scriptCharset = environment().getScriptCharset();
+    Properties variables = environment().getVariables();
+    MigrationLoader migrationLoader = null;
+    for (FileMigrationLoaderFactory factory : ServiceLoader.load(FileMigrationLoaderFactory.class)) {
+      if (migrationLoader != null) {
+        throw new MigrationException("Found multiple implementations of FileMigrationLoaderFactory via SPI.");
+      }
+      migrationLoader = factory.create(scriptPath, scriptCharset, variables);
+    }
+    return migrationLoader != null ? migrationLoader : new FileMigrationLoader(scriptPath, scriptCharset, variables);
   }
 
   protected MigrationHook createUpHook() {