diff --git a/python/ql/lib/semmle/python/dataflow/new/TestSummaries.qll b/python/ql/lib/semmle/python/dataflow/new/TestSummaries.qll
index c73e61c905b..7174e123d07 100644
--- a/python/ql/lib/semmle/python/dataflow/new/TestSummaries.qll
+++ b/python/ql/lib/semmle/python/dataflow/new/TestSummaries.qll
@@ -82,7 +82,7 @@ private class SummarizedCallableJsonLoads extends SummarizedCallable {
   }
 
   override DataFlow::ArgumentNode getACallback() {
-    result = API::moduleImport("json").getMember("loads").getAUse()
+    result = API::moduleImport("json").getMember("loads").getAValueReachableFromSource()
   }
 
   override predicate propagatesFlowExt(string input, string output, boolean preservesValue) {
diff --git a/python/ql/test/experimental/dataflow/summaries/TestSummaries.qll b/python/ql/test/experimental/dataflow/summaries/TestSummaries.qll
index 55446d71748..a4ab6d2d01c 100644
--- a/python/ql/test/experimental/dataflow/summaries/TestSummaries.qll
+++ b/python/ql/test/experimental/dataflow/summaries/TestSummaries.qll
@@ -77,7 +77,7 @@ private class SummarizedCallableJsonLoads extends SummarizedCallable {
   }
 
   override DataFlow::ArgumentNode getACallback() {
-    result = API::moduleImport("json").getMember("loads").getAUse()
+    result = API::moduleImport("json").getMember("loads").getAValueReachableFromSource()
   }
 
   override predicate propagatesFlowExt(string input, string output, boolean preservesValue) {