diff --git a/WHATSNEW b/WHATSNEW
index f3f61411f..b3775380a 100644
--- a/WHATSNEW
+++ b/WHATSNEW
@@ -173,6 +173,10 @@ Fixed bugs:
    links from a properties file.
    Bugzilla Report 50136.
 
+ * <parallel> could allow tasks to start executing even if a task
+   scheduled to run before them timed out.
+   Bugzilla Report 49527
+
 Other changes:
 --------------
 
diff --git a/docs/manual/Tasks/parallel.html b/docs/manual/Tasks/parallel.html
index ad9a674ec..464b5b9be 100644
--- a/docs/manual/Tasks/parallel.html
+++ b/docs/manual/Tasks/parallel.html
@@ -79,7 +79,7 @@
     <td valign="top">failonany</td>
     <td valign="top">If any of the nested tasks fails, execution of the task completes
                      at that point without waiting for any other tasks to complete.</td>
-    <td align="center" valign="top">No</td>
+    <td align="center" valign="top">No, default is false.</td>
   </tr>
   <tr>
     <td valign="top">pollInterval</td>
diff --git a/src/main/org/apache/tools/ant/taskdefs/Parallel.java b/src/main/org/apache/tools/ant/taskdefs/Parallel.java
index 3bfbecffa..a1ffd6a2e 100644
--- a/src/main/org/apache/tools/ant/taskdefs/Parallel.java
+++ b/src/main/org/apache/tools/ant/taskdefs/Parallel.java
@@ -350,7 +350,10 @@ public class Parallel extends Task
                 interrupted = true;
             }
 
-            killAll(running);
+            if (!timedOut && !failOnAny) {
+                // https://issues.apache.org/bugzilla/show_bug.cgi?id=49527
+                killAll(running);
+            }
         }
 
         if (interrupted) {
diff --git a/src/tests/antunit/taskdefs/parallel-test.xml b/src/tests/antunit/taskdefs/parallel-test.xml
new file mode 100644
index 000000000..72e4828d7
--- /dev/null
+++ b/src/tests/antunit/taskdefs/parallel-test.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one or more
+  contributor license agreements.  See the NOTICE file distributed with
+  this work for additional information regarding copyright ownership.
+  The ASF licenses this file to You 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.
+-->
+
+<project default="antunit"
+         xmlns:au="antlib:org.apache.ant.antunit">
+
+  <import file="../antunit-base.xml" />
+
+  <target name="testTimeout"
+          description="https://issues.apache.org/bugzilla/show_bug.cgi?id=49527">
+    <au:expectfailure message="Parallel execution timed out">
+      <parallel timeout="2000">
+        <sequential>
+          <echo message="Before sleep" />
+          <sleep seconds="10" />
+          <echo message="After sleep" />
+        </sequential>
+      </parallel>
+    </au:expectfailure>
+    <au:assertLogDoesntContain text="After sleep"/>
+  </target>
+</project>
\ No newline at end of file