diff --git a/src/main/org/apache/tools/ant/taskdefs/Manifest.java b/src/main/org/apache/tools/ant/taskdefs/Manifest.java
index a86c62324..ea1e67367 100644
--- a/src/main/org/apache/tools/ant/taskdefs/Manifest.java
+++ b/src/main/org/apache/tools/ant/taskdefs/Manifest.java
@@ -548,7 +548,7 @@ public class Manifest extends Task {
             }
         }
         catch (ManifestException e) {
-            throw new BuildException("Default manifest is invalid !!");
+            throw new BuildException("Default manifest is invalid !!", e);
         }
         catch (IOException e) {
             throw new BuildException("Unable to read default manifest", e);