diff --git a/src/main/org/apache/tools/ant/ProjectHelper.java b/src/main/org/apache/tools/ant/ProjectHelper.java
index 7c433b076..8df38d2c8 100644
--- a/src/main/org/apache/tools/ant/ProjectHelper.java
+++ b/src/main/org/apache/tools/ant/ProjectHelper.java
@@ -127,7 +127,7 @@ public class ProjectHelper {
             throw new BuildException(exc.getMessage(), t);
         }
         catch(FileNotFoundException exc) {
-            throw new BuildException("File \"" + buildFile.toString() + "\" not found");
+            throw new BuildException(exc);
         }
         catch(IOException exc) {
             throw new BuildException("Error reading project file", exc);