diff --git a/python-python-ptrace.changes b/python-python-ptrace.changes
index 2e0ac44..2db84f3 100644
--- a/python-python-ptrace.changes
+++ b/python-python-ptrace.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Sep 10 12:37:13 UTC 2020 - Guillaume GARDET <guillaume.gardet@opensuse.org>
+
+- aarch64 is not yet supported, so exclude it
+  See: https://github.com/vstinner/python-ptrace/issues/57
+
 -------------------------------------------------------------------
 Wed Aug  5 12:47:08 UTC 2020 - Marketa Calabkova <mcalabkova@suse.com>
 
diff --git a/python-python-ptrace.spec b/python-python-ptrace.spec
index 5f4c8a4..fd2686b 100644
--- a/python-python-ptrace.spec
+++ b/python-python-ptrace.spec
@@ -35,6 +35,8 @@ BuildRequires:  python-rpm-macros
 Requires:       python-six
 Requires(post): update-alternatives
 Requires(postun): update-alternatives
+# aarch64 is not yet supported - https://github.com/vstinner/python-ptrace/issues/57
+ExcludeArch:    aarch64
 %python_subpackages
 
 %description