diff --git a/spring-integration-file/src/main/java/org/springframework/integration/file/FileWritingMessageHandler.java b/spring-integration-file/src/main/java/org/springframework/integration/file/FileWritingMessageHandler.java
index b06a23657f..f3c282e057 100644
--- a/spring-integration-file/src/main/java/org/springframework/integration/file/FileWritingMessageHandler.java
+++ b/spring-integration-file/src/main/java/org/springframework/integration/file/FileWritingMessageHandler.java
@@ -93,7 +93,7 @@ public class FileWritingMessageHandler extends AbstractReplyProducingMessageHand
 		this.temporaryFileSuffix = temporaryFileSuffix;
 	}
 	
-	public String getTemporaryFileSuffix() {
+	protected String getTemporaryFileSuffix() {
 		return temporaryFileSuffix;
 	}
 
diff --git a/spring-integration-file/src/main/java/org/springframework/integration/file/remote/handler/FileTransferringMessageHandler.java b/spring-integration-file/src/main/java/org/springframework/integration/file/remote/handler/FileTransferringMessageHandler.java
index 59d699f55a..a8b07dc918 100644
--- a/spring-integration-file/src/main/java/org/springframework/integration/file/remote/handler/FileTransferringMessageHandler.java
+++ b/spring-integration-file/src/main/java/org/springframework/integration/file/remote/handler/FileTransferringMessageHandler.java
@@ -81,7 +81,7 @@ public class FileTransferringMessageHandler extends AbstractMessageHandler {
 		this.directoryExpressionProcessor = new ExpressionEvaluatingMessageProcessor<String>(remoteDirectoryExpression, String.class);
 	}
 	
-	public String getTemporaryFileSuffix() {
+	protected String getTemporaryFileSuffix() {
 		return temporaryFileSuffix;
 	}
 
diff --git a/spring-integration-file/src/main/java/org/springframework/integration/file/remote/synchronizer/AbstractInboundFileSynchronizer.java b/spring-integration-file/src/main/java/org/springframework/integration/file/remote/synchronizer/AbstractInboundFileSynchronizer.java
index 4dc95175ed..6b17239b5b 100644
--- a/spring-integration-file/src/main/java/org/springframework/integration/file/remote/synchronizer/AbstractInboundFileSynchronizer.java
+++ b/spring-integration-file/src/main/java/org/springframework/integration/file/remote/synchronizer/AbstractInboundFileSynchronizer.java
@@ -121,7 +121,7 @@ public abstract class AbstractInboundFileSynchronizer<F> implements InboundFileS
 		return (this.filter != null) ? this.filter.filterFiles(files) : Arrays.asList(files);
 	}
 	
-	public String getTemporaryFileSuffix() {
+	protected String getTemporaryFileSuffix() {
 		return temporaryFileSuffix;
 	}
 
diff --git a/spring-integration-file/src/test/java/org/springframework/integration/file/config/FileOutboundChannelAdapterParserTests.java b/spring-integration-file/src/test/java/org/springframework/integration/file/config/FileOutboundChannelAdapterParserTests.java
index 0f59f3a0bc..a9fe462637 100644
--- a/spring-integration-file/src/test/java/org/springframework/integration/file/config/FileOutboundChannelAdapterParserTests.java
+++ b/spring-integration-file/src/test/java/org/springframework/integration/file/config/FileOutboundChannelAdapterParserTests.java
@@ -69,7 +69,7 @@ public class FileOutboundChannelAdapterParserTests {
         DirectFieldAccessor handlerAccessor = new DirectFieldAccessor(handler);
         File expected = new File(System.getProperty("java.io.tmpdir"));
         File actual = (File) handlerAccessor.getPropertyValue("destinationDirectory");
-        assertEquals(".foo", handler.getTemporaryFileSuffix());
+        assertEquals(".foo", TestUtils.getPropertyValue(handler, "temporaryFileSuffix", String.class));
         assertThat(actual, is(expected));
         DefaultFileNameGenerator fileNameGenerator = (DefaultFileNameGenerator) handlerAccessor.getPropertyValue("fileNameGenerator");
         assertNotNull(fileNameGenerator);
diff --git a/spring-integration-ftp/src/test/java/org/springframework/integration/ftp/config/FtpInboundChannelAdapterParserTests.java b/spring-integration-ftp/src/test/java/org/springframework/integration/ftp/config/FtpInboundChannelAdapterParserTests.java
index 89c328e262..351e188ef7 100644
--- a/spring-integration-ftp/src/test/java/org/springframework/integration/ftp/config/FtpInboundChannelAdapterParserTests.java
+++ b/spring-integration-ftp/src/test/java/org/springframework/integration/ftp/config/FtpInboundChannelAdapterParserTests.java
@@ -58,7 +58,7 @@ public class FtpInboundChannelAdapterParserTests {
 		
 		FtpInboundFileSynchronizer fisync = 
 			(FtpInboundFileSynchronizer) TestUtils.getPropertyValue(inbound, "synchronizer");
-		assertEquals(".foo", fisync.getTemporaryFileSuffix());
+		assertEquals(".foo", TestUtils.getPropertyValue(fisync, "temporaryFileSuffix", String.class));
 		String remoteFileSeparator = (String) TestUtils.getPropertyValue(fisync, "remoteFileSeparator");
 		assertNotNull(remoteFileSeparator);
 		assertEquals("", remoteFileSeparator);
diff --git a/spring-integration-ftp/src/test/java/org/springframework/integration/ftp/config/FtpOutboundChannelAdapterParserTests.java b/spring-integration-ftp/src/test/java/org/springframework/integration/ftp/config/FtpOutboundChannelAdapterParserTests.java
index 79bc955f3a..6c1100db1c 100644
--- a/spring-integration-ftp/src/test/java/org/springframework/integration/ftp/config/FtpOutboundChannelAdapterParserTests.java
+++ b/spring-integration-ftp/src/test/java/org/springframework/integration/ftp/config/FtpOutboundChannelAdapterParserTests.java
@@ -54,7 +54,7 @@ public class FtpOutboundChannelAdapterParserTests {
 		FileTransferringMessageHandler handler = (FileTransferringMessageHandler) TestUtils.getPropertyValue(consumer, "handler");
 		String remoteFileSeparator = (String) TestUtils.getPropertyValue(handler, "remoteFileSeparator");
 		assertNotNull(remoteFileSeparator);
-		assertEquals(".foo", handler.getTemporaryFileSuffix());
+		assertEquals(".foo", TestUtils.getPropertyValue(handler, "temporaryFileSuffix", String.class));
 		assertEquals(".", remoteFileSeparator);
 		assertEquals(ac.getBean("fileNameGenerator"), TestUtils.getPropertyValue(handler, "fileNameGenerator"));
 		assertEquals("UTF-8", TestUtils.getPropertyValue(handler, "charset"));
diff --git a/spring-integration-sftp/src/test/java/org/springframework/integration/sftp/config/InboundChannelAdapterParserTests.java b/spring-integration-sftp/src/test/java/org/springframework/integration/sftp/config/InboundChannelAdapterParserTests.java
index 2fd78c01b7..4ef787be00 100644
--- a/spring-integration-sftp/src/test/java/org/springframework/integration/sftp/config/InboundChannelAdapterParserTests.java
+++ b/spring-integration-sftp/src/test/java/org/springframework/integration/sftp/config/InboundChannelAdapterParserTests.java
@@ -62,7 +62,7 @@ public class InboundChannelAdapterParserTests {
 		
 		SftpInboundFileSynchronizer synchronizer =  (SftpInboundFileSynchronizer) TestUtils.getPropertyValue(source, "synchronizer");
 		String remoteFileSeparator = (String) TestUtils.getPropertyValue(synchronizer, "remoteFileSeparator");
-		assertEquals(".bar", synchronizer.getTemporaryFileSuffix());
+		assertEquals(".bar", TestUtils.getPropertyValue(synchronizer, "temporaryFileSuffix", String.class));
 		assertNotNull(remoteFileSeparator);
 		assertEquals(".", remoteFileSeparator);
 		PollableChannel requestChannel = context.getBean("requestChannel", PollableChannel.class);
diff --git a/spring-integration-sftp/src/test/java/org/springframework/integration/sftp/config/OutboundChannelAdapterParserTests.java b/spring-integration-sftp/src/test/java/org/springframework/integration/sftp/config/OutboundChannelAdapterParserTests.java
index 76d9718858..1a5f13abed 100644
--- a/spring-integration-sftp/src/test/java/org/springframework/integration/sftp/config/OutboundChannelAdapterParserTests.java
+++ b/spring-integration-sftp/src/test/java/org/springframework/integration/sftp/config/OutboundChannelAdapterParserTests.java
@@ -61,7 +61,7 @@ public class OutboundChannelAdapterParserTests {
 		String remoteFileSeparator = (String) TestUtils.getPropertyValue(handler, "remoteFileSeparator");
 		assertNotNull(remoteFileSeparator);
 		assertEquals(".", remoteFileSeparator);
-		assertEquals(".bar", handler.getTemporaryFileSuffix());
+		assertEquals(".bar", TestUtils.getPropertyValue(handler, "temporaryFileSuffix", String.class));
 		Expression remoteDirectoryExpression = (Expression) TestUtils.getPropertyValue(handler, "directoryExpressionProcessor.expression");
 		assertNotNull(remoteDirectoryExpression);
 		assertTrue(remoteDirectoryExpression instanceof LiteralExpression);