diff --git a/src/etc/testcases/taskdefs/zip.xml b/src/etc/testcases/taskdefs/zip.xml
index afac90e2a..06ec49ccc 100644
--- a/src/etc/testcases/taskdefs/zip.xml
+++ b/src/etc/testcases/taskdefs/zip.xml
@@ -102,6 +102,20 @@
     </zip>
   </target>
 
+  <!-- Bugzilla Report 19449 -->
+  <target name="testFilesOnlyDoesntCauseRecreateSetup">
+    <mkdir dir="ziptest"/>
+    <touch file="ziptest/ziptest"/>
+    <zip destfile="test3.zip" basedir="."
+         includes="ziptest/**" filesonly="true"/>
+  </target>
+
+  <!-- Bugzilla Report 19449 -->
+  <target name="testFilesOnlyDoesntCauseRecreate">
+    <zip destfile="test3.zip" basedir="."
+         includes="ziptest/**" filesonly="true"/>
+  </target>
+
   <target name="cleanup">
     <delete file="test3.zip"/>
     <delete file="test4.zip"/>
@@ -113,5 +127,6 @@
     <delete file="asf-logo.gif.zip"/>
     <delete file="zipgroupfileset.zip"/>
     <delete file="../dummyfile" />
+    <delete dir="ziptest"/>
   </target>
 </project>
diff --git a/src/testcases/org/apache/tools/ant/taskdefs/ZipTest.java b/src/testcases/org/apache/tools/ant/taskdefs/ZipTest.java
index 3d85301ff..9f123cb5b 100644
--- a/src/testcases/org/apache/tools/ant/taskdefs/ZipTest.java
+++ b/src/testcases/org/apache/tools/ant/taskdefs/ZipTest.java
@@ -144,4 +144,14 @@ public class ZipTest extends BuildFileTest {
         ZipEntry ze = zf.getEntry("test/");
         assertNotNull("test/ has been added", ze);
     }
+
+    // Bugzilla Report 19449
+    public void testFilesOnlyDoesntCauseRecreate() 
+        throws InterruptedException {
+        executeTarget("testFilesOnlyDoesntCauseRecreateSetup");
+        long l = getProject().resolveFile("test3.zip").lastModified();
+        Thread.currentThread().sleep(3000);
+        executeTarget("testFilesOnlyDoesntCauseRecreate");
+        assertEquals(l, getProject().resolveFile("test3.zip").lastModified());
+    }
 }