diff --git a/ATBTariffCalculator.pro b/ATBTariffCalculator.pro
index e69de29..db5db9b 100644
--- a/ATBTariffCalculator.pro
+++ b/ATBTariffCalculator.pro
@@ -0,0 +1,3 @@
+TEMPLATE = subdirs
+CONFIG += ordered
+SUBDIRS = Calculator Utilities
diff --git a/Calculator/Calculator.pro b/Calculator/Calculator.pro
new file mode 100644
index 0000000..e69de29
diff --git a/Utilities/Utilities.pro b/Utilities/Utilities.pro
new file mode 100644
index 0000000..e69de29