diff --git a/matrix-synapse.changes b/matrix-synapse.changes
index 227f803..2b17c93 100644
--- a/matrix-synapse.changes
+++ b/matrix-synapse.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sun Nov 28 18:35:03 UTC 2021 - Marcus Rueckert <mrueckert@suse.de>
+
+- bump ijson to make it clear that we really need 3.1
+  https://github.com/matrix-org/synapse/pull/11439
+
 -------------------------------------------------------------------
 Tue Nov 23 14:45:19 UTC 2021 - Marcus Rueckert <mrueckert@suse.de>
 
diff --git a/matrix-synapse.spec b/matrix-synapse.spec
index a8a2c84..6843a98 100644
--- a/matrix-synapse.spec
+++ b/matrix-synapse.spec
@@ -104,7 +104,7 @@ BuildRequires:  %{use_python}-frozendict >= 1
 %requires_eq    %{use_python}-frozendict
 BuildRequires:  %{use_python}-idna >= 2.5
 %requires_eq    %{use_python}-idna
-BuildRequires:  %{use_python}-ijson >= 3.0
+BuildRequires:  %{use_python}-ijson >= 3.1
 %requires_eq    %{use_python}-ijson
 BuildRequires:  %{use_python}-jsonschema >= 3.0.0
 %requires_eq    %{use_python}-jsonschema