diff --git a/li.strolch.agent/src/main/java/li/strolch/search/ExpressionsSupport.java b/li.strolch.agent/src/main/java/li/strolch/search/ExpressionsSupport.java
index 67466823a..c5f8af3cf 100644
--- a/li.strolch.agent/src/main/java/li/strolch/search/ExpressionsSupport.java
+++ b/li.strolch.agent/src/main/java/li/strolch/search/ExpressionsSupport.java
@@ -1,5 +1,7 @@
 package li.strolch.search;
 
+import java.util.function.Supplier;
+
 import li.strolch.model.*;
 import li.strolch.model.activity.Activity;
 import li.strolch.model.parameter.Parameter;
@@ -14,6 +16,10 @@ public class ExpressionsSupport {
 		return element -> !expression.matches(element);
 	}
 
+	public static <T extends StrolchRootElement> SearchExpression<T> predicate(Supplier<Boolean> predicate) {
+		return element -> predicate.get();
+	}
+
 	public static <T extends StrolchRootElement> SearchExpression<T> id(SearchPredicate predicate) {
 		return element -> predicate.matches(element.getId());
 	}
diff --git a/li.strolch.agent/src/main/java/li/strolch/search/SearchExpressions.java b/li.strolch.agent/src/main/java/li/strolch/search/SearchExpressions.java
index 8fba1079d..499105688 100644
--- a/li.strolch.agent/src/main/java/li/strolch/search/SearchExpressions.java
+++ b/li.strolch.agent/src/main/java/li/strolch/search/SearchExpressions.java
@@ -1,5 +1,7 @@
 package li.strolch.search;
 
+import java.util.function.Supplier;
+
 import li.strolch.model.StrolchRootElement;
 
 /**
@@ -13,6 +15,10 @@ public interface SearchExpressions {
 		return element -> !expression.matches(element);
 	}
 
+	default <T extends StrolchRootElement> SearchExpression<T> predicate(Supplier<Boolean> predicate) {
+		return ExpressionsSupport.predicate(predicate);
+	}
+
 	default ExpressionBuilder id() {
 		return ExpressionsSupport.id();
 	}