diff --git a/java/ql/lib/semmle/code/java/security/SqlConcatenatedQuery.qll b/java/ql/lib/semmle/code/java/security/SqlConcatenatedQuery.qll
index fe6e31900e1..7cfea41a8d7 100644
--- a/java/ql/lib/semmle/code/java/security/SqlConcatenatedQuery.qll
+++ b/java/ql/lib/semmle/code/java/security/SqlConcatenatedQuery.qll
@@ -24,6 +24,15 @@ module UncontrolledStringBuilderSourceFlowConfig implements DataFlow::ConfigSig
   predicate isSink(DataFlow::Node sink) { sink instanceof QueryInjectionSink }
 
   predicate isBarrier(DataFlow::Node node) { node instanceof SimpleTypeSanitizer }
+
+  predicate observeDiffInformedIncrementalMode() { any() }
+
+  Location getASelectedSourceLocation(DataFlow::Node source) {
+    exists(Expr uncontrolled, StringBuilderVar sbv | result = uncontrolled.getLocation() |
+      uncontrolledStringBuilderQuery(sbv, uncontrolled) and
+      source = DataFlow::exprNode(sbv.getToStringCall())
+    )
+  }
 }
 
 /**