diff --git a/src/main/org/apache/tools/ant/types/FilterSet.java b/src/main/org/apache/tools/ant/types/FilterSet.java
index 35a2142ef..002e0f04c 100644
--- a/src/main/org/apache/tools/ant/types/FilterSet.java
+++ b/src/main/org/apache/tools/ant/types/FilterSet.java
@@ -370,7 +370,7 @@ public class FilterSet extends DataType implements Cloneable {
               }
            } catch (Exception ex) {
               throw new BuildException("Could not read filters from file: "
-                  + filtersFile);
+                  + filtersFile,ex);
            } finally {
               FileUtils.close(in);
            }