diff --git a/pkgs/applications/misc/cobang/0001-Poetry-core-and-pillow-9.patch b/pkgs/applications/misc/cobang/0001-Poetry-core-and-pillow-9.patch
deleted file mode 100644
index 7ba0dab2d1e2..000000000000
--- a/pkgs/applications/misc/cobang/0001-Poetry-core-and-pillow-9.patch
+++ /dev/null
@@ -1,32 +0,0 @@
-From 324a267b0e5505c9124874581bc48fb174fb2542 Mon Sep 17 00:00:00 2001
-From: "P. R. d. O" <d.ol.rod@tutanota.com>
-Date: Fri, 4 Mar 2022 07:03:17 -0600
-Subject: [PATCH] Pillow update
-
----
- pyproject.toml | 4 ++--
- 1 file changed, 2 insertions(+), 2 deletions(-)
-
-diff --git a/pyproject.toml b/pyproject.toml
-index 5dc25e0..b3ba397 100644
---- a/pyproject.toml
-+++ b/pyproject.toml
-@@ -11,7 +11,7 @@ readme = "README.rst"
- [tool.poetry.dependencies]
- python = "^3.7"
- logbook = "^1.5.3"
--Pillow = "^8.2.0"
-+Pillow = "^9.0.0"
- requests = "^2.24.0"
- kiss-headers = "^2.2.3"
- single-version = "^1.5.1"
-@@ -33,4 +33,4 @@ skip-string-normalization = true
- 
- [build-system]
--requires = ["poetry>=0.12"]
-+requires = ["poetry-core"]
--build-backend = "poetry.masonry.api"
-+build-backend = "poetry.core.masonry.api"
--- 
-2.35.1
-
diff --git a/pkgs/applications/misc/cobang/default.nix b/pkgs/applications/misc/cobang/default.nix
index d8f8932fd734..d3d203b6ae01 100644
--- a/pkgs/applications/misc/cobang/default.nix
+++ b/pkgs/applications/misc/cobang/default.nix
@@ -1,49 +1,62 @@
 { lib
+, atk
 , buildPythonApplication
 , fetchFromGitHub
-, wrapGAppsHook
-, atk
 , gdk-pixbuf
 , gobject-introspection
-, gtk3
 , gst-plugins-good
+, gst-python
+, gtk3
+, kiss-headers
 , libhandy
 , librsvg
+, logbook
 , networkmanager
 , pango
-, gst-python
-, kiss-headers
-, logbook
 , pillow
 , poetry-core
 , pygobject3
+, pytestCheckHook
 , python
 , python-zbar
+, pythonRelaxDepsHook
 , requests
 , single-version
-, pytestCheckHook }:
+, wrapGAppsHook
+}:
 
 buildPythonApplication rec {
   pname = "cobang";
-  version = "0.9.6";
+  version = "0.10.1";
   format = "pyproject";
 
   src = fetchFromGitHub {
     owner = "hongquan";
     repo = "CoBang";
-    rev = "v${version}";
-    sha256 = "sha256-YcXQ2wAgFSsJEqcaDQotpX1put4pQaF511kwq/c2yHw=";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-yNDnBTBmwcP3g51UkkLNyF4eHYjblwxPxS2lMwbFKUM=";
   };
 
-  patches = [
-    ./0001-Poetry-core-and-pillow-9.patch
+  pythonRelaxDeps = [
+    "logbook"
+    "Pillow"
   ];
 
   nativeBuildInputs = [
     gobject-introspection
+    pythonRelaxDepsHook
     wrapGAppsHook
   ];
 
+  buildInputs = [
+    atk
+    gdk-pixbuf
+    gst-plugins-good
+    libhandy
+    networkmanager
+    pango
+  ];
+
   propagatedBuildInputs = [
     gst-python
     kiss-headers
@@ -56,15 +69,6 @@ buildPythonApplication rec {
     single-version
   ];
 
-  buildInputs = [
-    atk
-    gdk-pixbuf
-    gst-plugins-good
-    libhandy
-    networkmanager
-    pango
-  ];
-
   nativeCheckInputs = [
     pytestCheckHook
   ];