diff --git a/tewi/home-assistant.nix b/tewi/home-assistant.nix
index 17a93379..30ee7c08 100644
--- a/tewi/home-assistant.nix
+++ b/tewi/home-assistant.nix
@@ -202,7 +202,19 @@ in {
         then true
         else warn "pyasn1 pin likely no longer needed" false;
       pyasn1prefix = "${python.pkgs.pysnmp-pyasn1}/${python.sitePackages}";
-    in pkgs.home-assistant.overrideAttrs (old: {
+      home-assistant = pkgs.home-assistant.override {
+        packageOverrides = self: super: {
+          hap-python = super.hap-python.overrideAttrs (old: {
+            src = if old.version == "4.7.0" then pkgs.fetchFromGitHub {
+              owner = "ikalchev";
+              repo = "HAP-python";
+              rev = "refs/tags/${old.version}";
+              hash = "sha256-/UBJh1m+WscN9I85/kvlNQnowNybEDyGVuQk4HBDWLE=";
+            } else lib.warn "HAP-python updated, remove hack!" old.rsc;
+          });
+        };
+      };
+    in home-assistant.overrideAttrs (old: {
       makeWrapperArgs = old.makeWrapperArgs ++ lib.optional (hasBrother && needsPyasn1pin) "--prefix PYTHONPATH : ${pyasn1prefix}";
     });
     extraPackages = python3Packages: