diff --git a/pkgs/applications/science/robotics/mavproxy/default.nix b/pkgs/applications/science/robotics/mavproxy/default.nix
index 072207da0ce5..1d08043f5ff7 100644
--- a/pkgs/applications/science/robotics/mavproxy/default.nix
+++ b/pkgs/applications/science/robotics/mavproxy/default.nix
@@ -3,11 +3,11 @@
 
 buildPythonApplication rec {
   pname = "MAVProxy";
-  version = "1.8.41";
+  version = "1.8.42";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "3dffb9b5b1e23c8dcb54bb8bdf1435337c01a4ab9faf34ffdfcb1dd26a4d8890";
+    sha256 = "787f29f10d2cb7572206f874a255949d0da9a4e2ffd2bc28b94b78bb73cf05d8";
   };
 
   postPatch = ''