diff --git a/pkgs/development/python-modules/pymavlink/default.nix b/pkgs/development/python-modules/pymavlink/default.nix
index 8bf43a44543..361f8bff615 100644
--- a/pkgs/development/python-modules/pymavlink/default.nix
+++ b/pkgs/development/python-modules/pymavlink/default.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "pymavlink";
-  version = "2.4.27";
+  version = "2.4.29";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-DzW1jB7L7sD9WAhk/3/0UD8PW7Nw/bHTI527NmMV6CY=";
+    sha256 = "sha256-0k6DKkb/Izk15JKrSOC0u5wL3vT4x2CelZt112vc/p0=";
   };
 
   propagatedBuildInputs = [ future lxml ];