diff --git a/nixos/tests/all-tests.nix b/nixos/tests/all-tests.nix
index 05dfaa25074..c221835f9a6 100644
--- a/nixos/tests/all-tests.nix
+++ b/nixos/tests/all-tests.nix
@@ -825,7 +825,8 @@ in {
   tor = handleTest ./tor.nix {};
   traefik = handleTestOn ["aarch64-linux" "x86_64-linux"] ./traefik.nix {};
   trafficserver = handleTest ./trafficserver.nix {};
-  transmission = handleTest ./transmission.nix {};
+  transmission = handleTest ./transmission.nix { transmission = pkgs.transmission; };
+  transmission_4 = handleTest ./transmission.nix { transmission = pkgs.transmission_4; };
   # tracee requires bpf
   tracee = handleTestOn ["x86_64-linux"] ./tracee.nix {};
   trezord = handleTest ./trezord.nix {};
diff --git a/nixos/tests/transmission.nix b/nixos/tests/transmission.nix
index b69ddd84d00..03fc9a42151 100644
--- a/nixos/tests/transmission.nix
+++ b/nixos/tests/transmission.nix
@@ -1,4 +1,4 @@
-import ./make-test-python.nix ({ pkgs, ...} : {
+import ./make-test-python.nix ({ pkgs, transmission, ... }: {
   name = "transmission";
   meta = with pkgs.lib.maintainers; {
     maintainers = [ coconnor ];
@@ -12,6 +12,7 @@ import ./make-test-python.nix ({ pkgs, ...} : {
     security.apparmor.enable = true;
 
     services.transmission.enable = true;
+    services.transmission.package = transmission;
   };
 
   testScript =
diff --git a/pkgs/applications/networking/p2p/transmission/4.nix b/pkgs/applications/networking/p2p/transmission/4.nix
index 05d757d53a2..07cdbcd25d5 100644
--- a/pkgs/applications/networking/p2p/transmission/4.nix
+++ b/pkgs/applications/networking/p2p/transmission/4.nix
@@ -141,8 +141,14 @@ stdenv.mkDerivation rec {
     EOF
   '';
 
+  passthru.tests = {
+    apparmor = nixosTests.transmission_4; # starts the service with apparmor enabled
+    smoke-test = nixosTests.bittorrent;
+  };
+
   meta = {
     description = "A fast, easy and free BitTorrent client";
+    mainProgram = if enableQt then "transmission-qt" else if enableGTK3 then "transmission-gtk" else "transmission-cli";
     longDescription = ''
       Transmission is a BitTorrent client which features a simple interface
       on top of a cross-platform back-end.
diff --git a/pkgs/applications/networking/p2p/transmission/default.nix b/pkgs/applications/networking/p2p/transmission/default.nix
index cc82c503808..1cfa057a73e 100644
--- a/pkgs/applications/networking/p2p/transmission/default.nix
+++ b/pkgs/applications/networking/p2p/transmission/default.nix
@@ -129,6 +129,7 @@ in stdenv.mkDerivation {
 
   meta = {
     description = "A fast, easy and free BitTorrent client";
+    mainProgram = if enableQt then "transmission-qt" else if enableGTK3 then "transmission-gtk" else "transmission-cli";
     longDescription = ''
       Transmission is a BitTorrent client which features a simple interface
       on top of a cross-platform back-end.