diff --git a/nbclient-0.5.11.tar.gz b/nbclient-0.5.11.tar.gz
deleted file mode 100644
index 541b5a7..0000000
--- a/nbclient-0.5.11.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:751516992f34b58172bad54eef1e4bf7e4f4460d58e255ca1a4e5c9649476007
-size 75498
diff --git a/nbclient-0.5.12.tar.gz b/nbclient-0.5.12.tar.gz
new file mode 100644
index 0000000..adb67d5
--- /dev/null
+++ b/nbclient-0.5.12.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:0dd7ee6db59753563035f606421c3b558bd8c28b116d7e3ab8a0b4026cb44e38
+size 75661
diff --git a/python-nbclient.changes b/python-nbclient.changes
index 6d21d61..ff5fd94 100644
--- a/python-nbclient.changes
+++ b/python-nbclient.changes
@@ -1,3 +1,14 @@
+-------------------------------------------------------------------
+Wed Mar  9 16:47:55 UTC 2022 - Arun Persaud <arun@gmx.de>
+
+* specfile:
+  * update version requirement for traitlets
+
+- update to version 0.5.12:
+  * Merged PRs
+    + Require traitlets>=5.0.0 #204 (@davidbrochart)
+    + Extend the ignored part of IPython outputs #202 (@frenzymadness)
+
 -------------------------------------------------------------------
 Mon Feb 28 10:17:42 UTC 2022 - Ben Greiner <code@bnavigator.de>
 
diff --git a/python-nbclient.spec b/python-nbclient.spec
index 22f5c6c..180e4a7 100644
--- a/python-nbclient.spec
+++ b/python-nbclient.spec
@@ -32,7 +32,7 @@
 %{?!python_module:%define python_module() python3-%{**}}
 %define         skip_python2 1
 Name:           python-nbclient%{psuffix}
-Version:        0.5.11
+Version:        0.5.12
 Release:        0
 Summary:        A client library for executing notebooks
 License:        BSD-3-Clause
@@ -45,7 +45,7 @@ BuildRequires:  python-rpm-macros
 Requires:       python-jupyter-client >= 6.1.5
 Requires:       python-nbformat >= 5.0
 Requires:       python-nest-asyncio
-Requires:       python-traitlets >= 4.2
+Requires:       python-traitlets >= 5.0
 BuildArch:      noarch
 %if %{with libalternatives}
 BuildRequires:  alts