diff --git a/gopls/internal/lsp/regtest/marker.go b/gopls/internal/lsp/regtest/marker.go
index 8411e54..691a608 100644
--- a/gopls/internal/lsp/regtest/marker.go
+++ b/gopls/internal/lsp/regtest/marker.go
@@ -236,6 +236,9 @@
 //   - AddImport
 //   - SelectionRanges
 func RunMarkerTests(t *testing.T, dir string) {
+	// The marker tests must be able to run go/packages.Load.
+	testenv.NeedsGoPackages(t)
+
 	tests, err := loadMarkerTests(dir)
 	if err != nil {
 		t.Fatal(err)