diff --git a/calculate_parking_tickets/calculate_parking_tickets.pro b/calculate_parking_tickets/calculate_parking_tickets.pro
index acad284..bd61c83 100644
--- a/calculate_parking_tickets/calculate_parking_tickets.pro
+++ b/calculate_parking_tickets/calculate_parking_tickets.pro
@@ -23,17 +23,17 @@ DEFINES += QT_DEPRECATED_WARNINGS
 SOURCES += \
     calculate_parking_tickets.cpp \
     calculate_parking_tickets_utils.cpp \
-    calculate_parking_tickets_day.cpp \
+    # calculate_parking_tickets_day.cpp \
     calculate_parking_tickets_algorithms.cpp \
     calculate_parking_tickets_tariff.cpp \
-    calculate_parking_tickets_tariff_step.cpp
+    # calculate_parking_tickets_tariff_step.cpp
 
 HEADERS += \
     calculate_parking_tickets_global.h \
     calculate_parking_tickets.h \
     calculate_parking_tickets_utils.h \
-    calculate_parking_tickets_tariff_step.h \
-    calculate_parking_tickets_day.h \
+    # calculate_parking_tickets_tariff_step.h \
+    # calculate_parking_tickets_day.h \
     calculate_parking_tickets_algorithms.h \
     calculate_parking_tickets_tariff.h