diff --git a/nix/pkgs/flipperzero-firmware/default.nix b/nix/pkgs/flipperzero-firmware/default.nix
index 59921c2444..0f0e1c7dd5 100644
--- a/nix/pkgs/flipperzero-firmware/default.nix
+++ b/nix/pkgs/flipperzero-firmware/default.nix
@@ -5,13 +5,13 @@
 let
   heatshrink2 = pm: pm.buildPythonPackage rec {
     pname = "heatshrink2";
-    version = "0.12.0";
+    version = "0.13.0";
 
     src = pkgs.fetchFromGitHub {
       owner = "eerimoq";
       repo = "pyheatshrink";
       rev = version;
-      hash = "sha256:0yikz2v4w97vf3bxrm9bfynfss7hv793c4zbyzw8ljgwmri4gn16";
+      hash = "sha256:13hvzmp58vinwb77ijssr6bd35bisnl78n0n3azyvibjf5vlrjl2";
       fetchSubmodules = true;
     };