1 files changed, 1 insertions, 0 deletions
diff --git a/pkgs/applications/science/biology/cmtk/default.nix b/pkgs/applications/science/biology/cmtk/default.nix
index a131c6645499..d7d23dd2d46e 100644
--- a/pkgs/applications/science/biology/cmtk/default.nix
+++ b/pkgs/applications/science/biology/cmtk/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   meta = with lib; {
     description = "Computational Morphometry Toolkit";
+    mainProgram = "cmtk";
     longDescription = ''A software toolkit for computational morphometry of
       biomedical images, CMTK comprises a set of command line tools and a
       back-end general-purpose library for processing and I/O'';