diff --git a/pkgs/applications/radio/m17-cxx-demod/default.nix b/pkgs/applications/radio/m17-cxx-demod/default.nix
index 884ebe7a91b5..d6663fbc4287 100644
--- a/pkgs/applications/radio/m17-cxx-demod/default.nix
+++ b/pkgs/applications/radio/m17-cxx-demod/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, cmake, pkg-config, boost, codec2 }:
+{ lib, stdenv, fetchFromGitHub, fetchpatch, cmake, pkg-config, boost, codec2 }:
 
 stdenv.mkDerivation rec {
   pname = "m17-cxx-demod";
@@ -11,6 +11,16 @@ stdenv.mkDerivation rec {
     hash = "sha256-mvppkFBmmPVqvlqIqrbwGrOBih5zS5sZrV/usEhHiws=";
   };
 
+  patches = [
+    # Pull fix pending upstream inclusion for `gcc-13` support:
+    #   https://github.com/mobilinkd/m17-cxx-demod/pull/34
+    (fetchpatch {
+      name = "gcc-13.patch";
+      url = "https://github.com/mobilinkd/m17-cxx-demod/commit/2e2aaf95eeac456a2e8795e4363518bb4d797ac0.patch";
+      hash = "sha256-+XRzHStJ/7XI5JDoBeNwbifsTOw8il3GyFwlbw07wyk=";
+    })
+  ];
+
   nativeBuildInputs = [ cmake pkg-config ];
   buildInputs = [ codec2 boost ];