diff --git a/tests/modules/services/keynav/default.nix b/tests/modules/services/keynav/default.nix
new file mode 100644
index 000000000..c1b29b59d
--- /dev/null
+++ b/tests/modules/services/keynav/default.nix
@@ -0,0 +1,6 @@
+{ lib, pkgs, ... }:
+
+lib.optionalAttrs pkgs.stdenv.hostPlatform.isLinux {
+  keynav-enable = ./enable.nix;
+  keynav-extra-config = ./extra-config.nix;
+}
diff --git a/tests/modules/services/keynav/enable-expected.service b/tests/modules/services/keynav/enable-expected.service
new file mode 100644
index 000000000..304c86ebe
--- /dev/null
+++ b/tests/modules/services/keynav/enable-expected.service
@@ -0,0 +1,12 @@
+[Install]
+WantedBy=graphical-session.target
+
+[Service]
+ExecStart=@keynav@/bin/keynav
+Restart=always
+RestartSec=3
+
+[Unit]
+After=graphical-session.target
+Description=keynav
+PartOf=graphical-session.target
diff --git a/tests/modules/services/keynav/enable.nix b/tests/modules/services/keynav/enable.nix
new file mode 100644
index 000000000..c50f4a3be
--- /dev/null
+++ b/tests/modules/services/keynav/enable.nix
@@ -0,0 +1,18 @@
+{ config, ... }:
+
+{
+  services.keynav = {
+    enable = true;
+    package = config.lib.test.mkStubPackage {
+      name = "keynav";
+      outPath = "@keynav@";
+    };
+  };
+
+  nmt.script = ''
+    serviceFile=home-files/.config/systemd/user/keynav.service
+    assertFileExists $serviceFile
+    assertFileContent $serviceFile ${./enable-expected.service}
+    assertPathNotExists home-files/.keynavrc
+  '';
+}
diff --git a/tests/modules/services/keynav/extra-config-expected.keynavrc b/tests/modules/services/keynav/extra-config-expected.keynavrc
new file mode 100644
index 000000000..adf858982
--- /dev/null
+++ b/tests/modules/services/keynav/extra-config-expected.keynavrc
@@ -0,0 +1,3 @@
+2 doubleclick,end
+4 click 4
+5 click 5
diff --git a/tests/modules/services/keynav/extra-config-expected.service b/tests/modules/services/keynav/extra-config-expected.service
new file mode 100644
index 000000000..29ee65d8e
--- /dev/null
+++ b/tests/modules/services/keynav/extra-config-expected.service
@@ -0,0 +1,13 @@
+[Install]
+WantedBy=graphical-session.target
+
+[Service]
+ExecStart=@keynav@/bin/keynav
+Restart=always
+RestartSec=3
+
+[Unit]
+After=graphical-session.target
+Description=keynav
+PartOf=graphical-session.target
+X-Restart-Triggers=/nix/store/00000000000000000000000000000000-keynavrc
diff --git a/tests/modules/services/keynav/extra-config.nix b/tests/modules/services/keynav/extra-config.nix
new file mode 100644
index 000000000..8d4fb2d6e
--- /dev/null
+++ b/tests/modules/services/keynav/extra-config.nix
@@ -0,0 +1,25 @@
+{ config, ... }:
+
+{
+  services.keynav = {
+    enable = true;
+    package = config.lib.test.mkStubPackage {
+      name = "keynav";
+      outPath = "@keynav@";
+    };
+    settings = {
+      "2" = "doubleclick,end";
+      "4" = "click 4";
+      "5" = "click 5";
+    };
+  };
+
+  nmt.script = ''
+    serviceFile=home-files/.config/systemd/user/keynav.service
+    assertFileExists $serviceFile
+    assertFileContent $(normalizeStorePaths $serviceFile) ${./extra-config-expected.service}
+
+    assertFileExists home-files/.config/keynav/keynavrc
+    assertFileContent home-files/.config/keynav/keynavrc ${./extra-config-expected.keynavrc}
+  '';
+}