diff --git a/build/org.eclipse.cdt.managedbuilder.core.tests/plugin.xml b/build/org.eclipse.cdt.managedbuilder.core.tests/plugin.xml
index fc44c5086c8..823ff25fd18 100644
--- a/build/org.eclipse.cdt.managedbuilder.core.tests/plugin.xml
+++ b/build/org.eclipse.cdt.managedbuilder.core.tests/plugin.xml
@@ -6345,6 +6345,7 @@
       <projectType
             id="pathconvertertest.projecttype"
             isAbstract="false"
+            isTest="true"
             name="pathconvertertest">
          <configuration
                id="pathconvertertest.tcnn.tonn"