diff --git a/src/main/org/apache/tools/ant/taskdefs/optional/sitraka/Filters.java b/src/main/org/apache/tools/ant/taskdefs/optional/sitraka/Filters.java
index 8d5b0ca9d..d6bf6bd99 100644
--- a/src/main/org/apache/tools/ant/taskdefs/optional/sitraka/Filters.java
+++ b/src/main/org/apache/tools/ant/taskdefs/optional/sitraka/Filters.java
@@ -105,7 +105,7 @@ public class Filters {
         return buf.toString();
     }
 
-    abstract public static class FilterElement {
+    public abstract static class FilterElement {
         protected String clazz;
         protected String method = "*"; // default is all methods
         protected boolean enabled = true; // default is enable
diff --git a/src/main/org/apache/tools/ant/taskdefs/optional/sitraka/ReportFilters.java b/src/main/org/apache/tools/ant/taskdefs/optional/sitraka/ReportFilters.java
index 0764f7705..69f5abd6b 100644
--- a/src/main/org/apache/tools/ant/taskdefs/optional/sitraka/ReportFilters.java
+++ b/src/main/org/apache/tools/ant/taskdefs/optional/sitraka/ReportFilters.java
@@ -132,7 +132,7 @@ public class ReportFilters {
 
 
     /** default abstract filter element class */
-    abstract public static class FilterElement {
+    public abstract static class FilterElement {
         protected String clazz = "*"; // default is all classes
         protected String method = "*"; // default is all methods