diff --git a/pkgs/selfprivacy-api/default.nix b/pkgs/selfprivacy-api/default.nix
index 5ae8026..642e167 100644
--- a/pkgs/selfprivacy-api/default.nix
+++ b/pkgs/selfprivacy-api/default.nix
@@ -22,10 +22,11 @@ let
     }:
     buildPythonPackage rec {
       pname = "selfprivacy-api";
-      version = "1.2.0";
+      version = "1.2.3";
       src = builtins.fetchGit {
         url = "https://git.selfprivacy.org/SelfPrivacy/selfprivacy-rest-api.git";
-        rev = "72a9b115413a316c84e002d6b697ffd0139abb78";
+        rev = "f2c73853bca0b05468c1039d828ff3202fa73e19";
+        ref = "nix-channel-migration";
       };
       propagatedBuildInputs = [
         flask