1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/osc-diagram/default.nix b/nixpkgs/pkgs/development/python-modules/osc-diagram/default.nix
index 6f9b9b68b468..f2802ed08e76 100644
--- a/nixpkgs/pkgs/development/python-modules/osc-diagram/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/osc-diagram/default.nix
@@ -32,6 +32,7 @@ buildPythonPackage {
 
   meta = with lib; {
     description = "Build Outscale cloud diagrams";
+    mainProgram = "osc-diagram";
     homepage = "https://github.com/outscale-mgo/osc-diagram";
     license = licenses.free;
     maintainers = with maintainers; [ nicolas-goudry ];