diff --git a/csharp/ql/src/Security Features/CWE-327/DontInstallRootCert.ql b/csharp/ql/src/Security Features/CWE-327/DontInstallRootCert.ql
index b48ddbf0f350..d2d226716777 100644
--- a/csharp/ql/src/Security Features/CWE-327/DontInstallRootCert.ql	
+++ b/csharp/ql/src/Security Features/CWE-327/DontInstallRootCert.ql	
@@ -39,6 +39,8 @@ module AddCertToRootStoreConfig implements DataFlow::ConfigSig {
   }
 
   predicate observeDiffInformedIncrementalMode() { any() }
+
+  Location getASelectedSourceLocation(DataFlow::Node sink) { none() }
 }
 
 module AddCertToRootStore = DataFlow::Global<AddCertToRootStoreConfig>;