diff --git a/pkgs/development/python-modules/svg2tikz/default.nix b/pkgs/development/python-modules/svg2tikz/default.nix
index e9caf8ad705e..fff0d19ad32e 100644
--- a/pkgs/development/python-modules/svg2tikz/default.nix
+++ b/pkgs/development/python-modules/svg2tikz/default.nix
@@ -5,20 +5,21 @@
   poetry-core,
   inkex,
   lxml,
+  pygobject3,
   pytestCheckHook,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "svg2tikz";
-  version = "3.3.4";
+  version = "3.3.6";
 
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "xyz2tex";
     repo = "svg2tikz";
-    tag = "v${version}";
-    hash = "sha256-hIVxrUqT9g3e8eKdz1xPqRBiN62BPLav+xPHm6WCAqw=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-0Bp+nr/jlu9eJqMQOlBwsmr468qUgxJqgLK2VDNT9yY=";
   };
 
   build-system = [
@@ -28,11 +29,13 @@ buildPythonPackage rec {
   dependencies = [
     inkex
     lxml
+    pygobject3
   ];
 
   pythonRelaxDeps = [
     "inkex"
     "lxml"
+    "pygobject"
   ];
 
   nativeCheckInputs = [ pytestCheckHook ];
@@ -40,7 +43,7 @@ buildPythonPackage rec {
   pythonImportsCheck = [ "svg2tikz" ];
 
   meta = {
-    changelog = "https://github.com/xyz2tex/svg2tikz/blob/${src.tag}/CHANGELOG.md";
+    changelog = "https://github.com/xyz2tex/svg2tikz/blob/${finalAttrs.src.tag}/CHANGELOG.md";
     homepage = "https://github.com/xyz2tex/svg2tikz";
     description = "Set of tools for converting SVG graphics to TikZ/PGF code";
     license = lib.licenses.gpl2Plus;
@@ -49,4 +52,4 @@ buildPythonPackage rec {
       gal_bolle
     ];
   };
-}
+})