diff --git a/pkgs/build-support/trivial-builders.nix b/pkgs/build-support/trivial-builders.nix
index 090986dda5f8..2966675be7ca 100644
--- a/pkgs/build-support/trivial-builders.nix
+++ b/pkgs/build-support/trivial-builders.nix
@@ -292,13 +292,16 @@ rec {
         ${text}
       '';
 
-      checkPhase = if checkPhase == null then ''
-        runHook preCheck
-        ${stdenv.shell} -n $out/bin/${name}
-        ${shellcheck}/bin/shellcheck $out/bin/${name}
-        runHook postCheck
-      ''
-      else checkPhase;
+      checkPhase =
+        if checkPhase == null then ''
+          runHook preCheck
+          ${stdenv.shell} -n $out/bin/${name}
+          ${shellcheck}/bin/shellcheck $out/bin/${name}
+          runHook postCheck
+        ''
+        else checkPhase;
+
+      meta.mainProgram = name;
     };
 
   # Create a C binary