diff --git a/go/loader/stdlib_test.go b/go/loader/stdlib_test.go
index e0277751..21a48b46 100644
--- a/go/loader/stdlib_test.go
+++ b/go/loader/stdlib_test.go
@@ -116,10 +116,14 @@ func TestStdlib(t *testing.T) {
 
 func TestCgoOption(t *testing.T) {
 	switch runtime.GOOS {
-	// on these systems, the net and os/user packages don't use cgo.
+	// On these systems, the net and os/user packages don't use cgo.
 	case "plan9", "solaris", "windows":
 		return
 	}
+	// For linux-amd64-nocgo, cgo is not used.
+	if runtime.GOOS == "linux" && runtime.GOARCH == "amd64" && !build.Default.CgoEnabled {
+		return
+	}
 	// Test that we can load cgo-using packages with
 	// CGO_ENABLED=[01], which causes go/build to select pure
 	// Go/native implementations, respectively, based on build