diff --git a/contribs/decongestion/pom.xml b/contribs/decongestion/pom.xml
index 62d2f912040..992bd7c6a12 100644
--- a/contribs/decongestion/pom.xml
+++ b/contribs/decongestion/pom.xml
@@ -8,7 +8,7 @@
 		<dependency>
 			<groupId>org.matsim.contrib</groupId>
 			<artifactId>otfvis</artifactId>
-			<version>${parent.version}</version>
+			<version>${project.parent.version}</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>