diff --git a/pkgs/by-name/pr/pretalx/package.nix b/pkgs/by-name/pr/pretalx/package.nix
index bea6f3cc41c4762..9f733eeb8fe4bd2 100644
--- a/pkgs/by-name/pr/pretalx/package.nix
+++ b/pkgs/by-name/pr/pretalx/package.nix
@@ -85,7 +85,9 @@ python.pkgs.buildPythonApplication rec {
   ]);
 
   pythonRelaxDeps = [
+    "cssutils"
     "django-csp"
+    "django-filter"
     "python-dateutil"
   ];
 
diff --git a/pkgs/by-name/pr/pretix/package.nix b/pkgs/by-name/pr/pretix/package.nix
index efb0c579bb45c20..c8f31b88a7d6061 100644
--- a/pkgs/by-name/pr/pretix/package.nix
+++ b/pkgs/by-name/pr/pretix/package.nix
@@ -82,6 +82,7 @@ python.pkgs.buildPythonApplication rec {
       --replace-fail vat_moss_forked==2020.3.20.0.11.0 vat-moss \
       --replace-fail "bleach==5.0.*" bleach \
       --replace-fail "dnspython==2.6.*" dnspython \
+      --replace-fail "django-countries==7.5.*" django-countries \
       --replace-fail "django-filter==24.1" django-filter \
       --replace-fail "importlib_metadata==7.*" importlib_metadata \
       --replace-fail "markdown==3.6" markdown \
diff --git a/pkgs/development/python-modules/django-countries/default.nix b/pkgs/development/python-modules/django-countries/default.nix
index 95da90866e6550f..69262c0840626c3 100644
--- a/pkgs/development/python-modules/django-countries/default.nix
+++ b/pkgs/development/python-modules/django-countries/default.nix
@@ -2,10 +2,10 @@
 , buildPythonPackage
 , fetchFromGitHub
 
-# build
+# build-system
 , setuptools
 
-# propagates
+# dependencies
 , asgiref
 , typing-extensions
 
@@ -19,21 +19,21 @@
 
 buildPythonPackage rec {
   pname = "django-countries";
-  version = "7.5.1";
-  format = "pyproject";
+  version = "7.6.1";
+  pyproject = true;
 
   src = fetchFromGitHub {
     owner = "SmileyChris";
     repo = "django-countries";
     rev = "refs/tags/v${version}";
-    hash = "sha256-se6s0sgIfMLW0sIMp/3vK4KdDPQ5ahg6OQCDAs4my4M=";
+    hash = "sha256-IR9cJbDVkZrcF3Ti70mV8VeXINQDK8OpwUTWVjD4Zn0=";
   };
 
-  nativeBuildInputs = [
+  build-system = [
     setuptools
   ];
 
-  propagatedBuildInputs = [
+  dependencies = [
     asgiref
     typing-extensions
   ];