1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/compilers/flasm/default.nix b/nixpkgs/pkgs/development/compilers/flasm/default.nix
index c1d2cfedc984..e1da977b0039 100644
--- a/nixpkgs/pkgs/development/compilers/flasm/default.nix
+++ b/nixpkgs/pkgs/development/compilers/flasm/default.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Assembler and disassembler for Flash (SWF) bytecode";
+    mainProgram = "flasm";
     homepage = "https://flasm.sourceforge.net/";
     license = licenses.bsd2;
     maintainers = with maintainers; [ siraben ];