diff --git a/network-resilience/src/br/ufrgs/inf/bdinetr/domain/predicate/Threat.java b/network-resilience/src/br/ufrgs/inf/bdinetr/domain/predicate/Threat.java
index 00169f6..b286271 100644
--- a/network-resilience/src/br/ufrgs/inf/bdinetr/domain/predicate/Threat.java
+++ b/network-resilience/src/br/ufrgs/inf/bdinetr/domain/predicate/Threat.java
@@ -21,6 +21,7 @@
//----------------------------------------------------------------------------
package br.ufrgs.inf.bdinetr.domain.predicate;
+import bdi4jade.extension.palliative.logics.UnaryPredicate;
import br.ufrgs.inf.bdinetr.domain.Flow;
/**
