diff --git a/plugins/ant/src/com/intellij/lang/ant/config/impl/AntBuildModelImpl.java b/plugins/ant/src/com/intellij/lang/ant/config/impl/AntBuildModelImpl.java
index 673985667e3f..13ad8455ebd0 100644
--- a/plugins/ant/src/com/intellij/lang/ant/config/impl/AntBuildModelImpl.java
+++ b/plugins/ant/src/com/intellij/lang/ant/config/impl/AntBuildModelImpl.java
@@ -208,6 +208,9 @@ public class AntBuildModelImpl implements AntBuildModelBase {
         }
       }.fillTargets(list, model, project, sourceFile);
     }
+    if (dependencies.isEmpty()) {
+      dependencies.add(PsiModificationTracker.MODIFICATION_COUNT);
+    }
     return new Pair<List<AntBuildTargetBase>, Collection<Object>>(list, dependencies);
   }