diff --git a/python-HeapDict.spec b/python-HeapDict.spec
index 572c330..5336b85 100644
--- a/python-HeapDict.spec
+++ b/python-HeapDict.spec
@@ -36,6 +36,8 @@ BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
 BuildArch:      noarch
 %if %{with test}
+# These packages contain module test from stdlib,
+# it has nothing to do with this package being noarch
 BuildRequires:  python2-devel
 BuildRequires:  python3-testsuite
 %endif