diff --git a/server/build.go b/server/build.go
index f757b8ae4..b5cc4bcb5 100644
--- a/server/build.go
+++ b/server/build.go
@@ -736,7 +736,10 @@ esbuild:
 					if cjsContext {
 						p = bytes.TrimPrefix(p, []byte{')'})
 						var marked bool
-						if _, ok := builtInNodeModules[name]; !ok {
+						if builtInNodeModules[name] {
+							cjsImportNames.Add("default")
+							marked = true
+						} else {
 							depPkg, _, err := validatePkgPath(name)
 							depWd := task.wd
 							if err == nil && !fileExists(path.Join(depWd, "node_modules", depPkg.Name, "package.json")) {
diff --git a/test/issue-566/issue-566.test.ts b/test/issue-566/issue-566.test.ts
new file mode 100644
index 000000000..2cd327cb2
--- /dev/null
+++ b/test/issue-566/issue-566.test.ts
@@ -0,0 +1,7 @@
+import { assertEquals } from "https://deno.land/std@0.178.0/testing/asserts.ts";
+
+import { Expo } from "http://localhost:8080/expo-server-sdk@3.7.0";
+
+Deno.test("issue #566", () => {
+  assertEquals(typeof Expo, "function");
+});