1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/tools/misc/precice-config-visualizer/default.nix b/nixpkgs/pkgs/tools/misc/precice-config-visualizer/default.nix
index be6e7f0a9bb6..9b6d40a0c733 100644
--- a/nixpkgs/pkgs/tools/misc/precice-config-visualizer/default.nix
+++ b/nixpkgs/pkgs/tools/misc/precice-config-visualizer/default.nix
@@ -23,5 +23,6 @@ python3Packages.buildPythonApplication rec {
     description = "Small python tool for visualizing the preCICE xml configuration ";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ Scriptkiddi ];
+    mainProgram = "precice-config-visualizer";
   };
 }