diff --git a/javascript/ql/test/ApiGraphs/custom-use-steps/VerifyAssertions.expected b/javascript/ql/test/ApiGraphs/custom-use-steps/VerifyAssertions.expected
new file mode 100644
index 000000000000..e69de29bb2d1
diff --git a/javascript/ql/test/ApiGraphs/custom-use-steps/VerifyAssertions.ql b/javascript/ql/test/ApiGraphs/custom-use-steps/VerifyAssertions.ql
new file mode 100644
index 000000000000..3c51eecf21f0
--- /dev/null
+++ b/javascript/ql/test/ApiGraphs/custom-use-steps/VerifyAssertions.ql
@@ -0,0 +1,13 @@
+import ApiGraphs.VerifyAssertions
+private import semmle.javascript.dataflow.internal.PreCallGraphStep
+
+class CustomUseStep extends PreCallGraphStep {
+  override predicate loadStep(DataFlow::Node pred, DataFlow::Node succ, string prop) {
+    exists(DataFlow::CallNode call |
+      call.getCalleeName() = "customLoad" and
+      pred = call.getArgument(0) and
+      succ = call and
+      prop = call.getArgument(1).getStringValue()
+    )
+  }
+}
diff --git a/javascript/ql/test/ApiGraphs/custom-use-steps/index.js b/javascript/ql/test/ApiGraphs/custom-use-steps/index.js
new file mode 100644
index 000000000000..6302c9f2e8cf
--- /dev/null
+++ b/javascript/ql/test/ApiGraphs/custom-use-steps/index.js
@@ -0,0 +1,4 @@
+const foo = require("foo");
+
+foo.bar; // use=moduleImport("foo").getMember("exports").getMember("bar")
+customLoad(foo, "baz") // use=moduleImport("foo").getMember("exports").getMember("baz")
diff --git a/javascript/ql/test/ApiGraphs/custom-use-steps/package.json b/javascript/ql/test/ApiGraphs/custom-use-steps/package.json
new file mode 100644
index 000000000000..71206e92e6bf
--- /dev/null
+++ b/javascript/ql/test/ApiGraphs/custom-use-steps/package.json
@@ -0,0 +1,3 @@
+{
+    "name": "custom-use-steps"
+}