diff --git a/.cirrus.yml b/.cirrus.yml
index d679c0b..5f82269 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -31,10 +31,9 @@ task:
         - environment:
             scenario: netnsRegtest
 
-    # Disabled because this test is currently empty
-    # - name: pkgs_unstable
-    #   environment:
-    #     nixpkgs: nixpkgs-unstable
+    - name: pkgs_unstable
+      environment:
+        nixpkgs: nixpkgs-unstable
 
   # This script is run as root
   build_script:
diff --git a/test/pkgs-unstable.nix b/test/pkgs-unstable.nix
index b093fff..442bec0 100644
--- a/test/pkgs-unstable.nix
+++ b/test/pkgs-unstable.nix
@@ -5,6 +5,8 @@ let
   pkgsUnstable = with nbPkgs; [
     # Disabled because joinmarket dependencies currently don't build on on unstable.
     # joinmarket
+    rtl
+    cl-rest
   ];
 in
 pkgs.writeText "pkgs-unstable" (pkgs.lib.concatMapStringsSep "\n" toString pkgsUnstable)
diff --git a/test/tests.nix b/test/tests.nix
index ca924d8..9afcd97 100644
--- a/test/tests.nix
+++ b/test/tests.nix
@@ -59,6 +59,15 @@ let
       systemd.services.clightning.serviceConfig.TimeoutStopSec =
         mkIf config.services.clightning.plugins.clboss.enable "500ms";
 
+      tests.rtl = cfg.rtl.enable;
+      services.rtl.nodes.lnd = mkDefault true;
+      services.rtl.nodes.clightning = mkDefault true;
+      services.rtl.loop = mkIf cfg.rtl.nodes.lnd (mkDefault true);
+      # Use a simple, non-random password for manual web interface tests
+      nix-bitcoin.generateSecretsCmds.rtl = mkIf cfg.rtl.enable (mkForce ''
+        echo a > rtl-password
+      '');
+
       tests.spark-wallet = cfg.spark-wallet.enable;
 
       tests.lnd = cfg.lnd.enable;
@@ -149,6 +158,7 @@ let
 
       services.clightning.enable = true;
       test.features.clightningPlugins = true;
+      services.rtl.enable = true;
       services.spark-wallet.enable = true;
       services.lnd.enable = true;
       services.lnd.restOnionService.enable = true;
@@ -194,6 +204,7 @@ let
       services.clightning.enable = true;
       test.features.clightningPlugins = true;
       services.liquidd.enable = true;
+      services.rtl.enable = true;
       services.spark-wallet.enable = true;
       services.lnd.enable = true;
       services.lightning-loop.enable = true;
diff --git a/test/tests.py b/test/tests.py
index 2e0a09a..af7cb81 100644
--- a/test/tests.py
+++ b/test/tests.py
@@ -206,6 +206,17 @@ def _():
     # Test web server response
     assert_matches(f"curl -L {ip('btcpayserver')}:23000", "Welcome to your BTCPay Server")
 
+@test("rtl")
+def _():
+    assert_running("rtl")
+    machine.wait_until_succeeds(
+        log_has_string("rtl", "Server is up and running")
+    )
+    assert_running("cl-rest")
+    machine.wait_until_succeeds(
+        log_has_string("cl-rest", "cl-rest api server is ready and listening on port: 3001")
+    )
+
 @test("spark-wallet")
 def _():
     assert_running("spark-wallet")