diff --git a/pkgs/development/tools/analysis/brakeman/default.nix b/pkgs/development/tools/analysis/brakeman/default.nix
index 72c4b1fbc3e3..86311a268662 100644
--- a/pkgs/development/tools/analysis/brakeman/default.nix
+++ b/pkgs/development/tools/analysis/brakeman/default.nix
@@ -14,5 +14,6 @@ bundlerApp rec {
     license = [ licenses.unfreeRedistributable ];
     platforms = ruby.meta.platforms;
     maintainers = [ maintainers.marsam ];
+    mainProgram = "brakeman";
   };
 }