diff --git a/pkgs/development/libraries/qt-5/5.12/default.nix b/pkgs/development/libraries/qt-5/5.12/default.nix
index afca6c7969b..be57a0d3ac3 100644
--- a/pkgs/development/libraries/qt-5/5.12/default.nix
+++ b/pkgs/development/libraries/qt-5/5.12/default.nix
@@ -153,6 +153,7 @@ let
       qtquickcontrols2 = callPackage ../modules/qtquickcontrols2.nix {};
       qtscript = callPackage ../modules/qtscript.nix {};
       qtsensors = callPackage ../modules/qtsensors.nix {};
+      qtserialbus = callPackage ../modules/qtserialbus.nix {};
       qtserialport = callPackage ../modules/qtserialport.nix {};
       qtspeech = callPackage ../modules/qtspeech.nix {};
       qtsvg = callPackage ../modules/qtsvg.nix {};
diff --git a/pkgs/development/libraries/qt-5/modules/qtserialbus.nix b/pkgs/development/libraries/qt-5/modules/qtserialbus.nix
new file mode 100644
index 00000000000..48968a254c6
--- /dev/null
+++ b/pkgs/development/libraries/qt-5/modules/qtserialbus.nix
@@ -0,0 +1,6 @@
+{ qtModule, qtbase, qtserialport }:
+
+qtModule {
+  name = "qtserialbus";
+  qtInputs = [ qtbase qtserialport ];
+}