diff --git a/core/esmf-test-aspect-models/src/main/resources/valid/org.eclipse.esmf.test/1.0.0/propertyWithValue.ttl b/core/esmf-test-aspect-models/src/main/resources/valid/org.eclipse.esmf.test/1.0.0/propertyWithValue.ttl
index a67f2aece..2086af5e8 100644
--- a/core/esmf-test-aspect-models/src/main/resources/valid/org.eclipse.esmf.test/1.0.0/propertyWithValue.ttl
+++ b/core/esmf-test-aspect-models/src/main/resources/valid/org.eclipse.esmf.test/1.0.0/propertyWithValue.ttl
@@ -10,7 +10,7 @@
 #
 # SPDX-License-Identifier: MPL-2.0
 #
-@prefix : <urn:samm:org.eclipse.esmf.samm.test:1.0.0#> .
+@prefix : <urn:samm:org.eclipse.esmf.test:1.0.0#> .
 @prefix samm: <urn:samm:org.eclipse.esmf.samm:meta-model:2.2.0#> .
 @prefix samm-c: <urn:samm:org.eclipse.esmf.samm:characteristic:2.2.0#> .
 @prefix xsd: <http://www.w3.org/2001/XMLSchema#> .