diff --git a/models/payroll.py b/models/payroll.py
index e059896..5abd6f4 100644
--- a/models/payroll.py
+++ b/models/payroll.py
@@ -47,5 +47,5 @@ class PaymentRecord(BaseModel):
     payroll_scheme_key: Mapped[int] = mapped_column(ForeignKey("payroll_schemas.key"), nullable=False)
     payroll_scheme: Mapped["PayrollScheme"] = relationship()
 
-    work_units: Mapped[int] = mapped_column(nullable=False)
+    work_units: Mapped[float] = mapped_column(nullable=False)
     amount: Mapped[float] = mapped_column(Double, nullable=False)
diff --git a/schemas/payment_record.py b/schemas/payment_record.py
index 4b8576d..ed0b5ff 100644
--- a/schemas/payment_record.py
+++ b/schemas/payment_record.py
@@ -11,7 +11,7 @@ class PaymentRecordSchemaBase(BaseSchema):
     start_date: datetime.date
     end_date: datetime.date
 
-    work_units: int
+    work_units: float
     user: UserSchema
 
 
@@ -23,7 +23,7 @@ class PaymentRecordGetSchema(PaymentRecordSchemaBase):
     id: int
     created_by_user: UserSchema
     payroll_scheme: PayrollSchemeSchema
-    amount: int
+    amount: float
     created_at: datetime.datetime
 
 
diff --git a/schemas/time_tracking.py b/schemas/time_tracking.py
index 623b225..b38eadc 100644
--- a/schemas/time_tracking.py
+++ b/schemas/time_tracking.py
@@ -8,13 +8,13 @@ from schemas.user import UserSchema
 # region Entities
 class TimeTrackingData(BaseSchema):
     date: datetime.date
-    hours: int
-    amount: int
+    hours: float
+    amount: float
 
 
 class TimeTrackingRecord(BaseSchema):
     user: UserSchema
-    total_amount: int
+    total_amount: float
     data: List[TimeTrackingData]
 
 
@@ -30,7 +30,7 @@ class GetTimeTrackingRecordsRequest(BaseSchema):
 class UpdateTimeTrackingRecordRequest(BaseSchema):
     user_id: int
     date: datetime.date
-    hours: int
+    hours: float
 
 
 # endregion
diff --git a/services/payroll.py b/services/payroll.py
index b0150ff..b52097e 100644
--- a/services/payroll.py
+++ b/services/payroll.py
@@ -170,7 +170,7 @@ class PayrollService(BaseService):
     def get_amount(
             self,
             user: User,
-            work_units: int
+            work_units: float
     ):
         pay_rate: PayRate = user.pay_rate
         overtime_threshold = 0
@@ -185,7 +185,7 @@ class PayrollService(BaseService):
             base_units = work_units
             overtime_units = 0
         else:
-            overtime_units = max(0, work_units - overtime_threshold)
+            overtime_units = max(0.0, work_units - overtime_threshold)
             base_units = work_units - overtime_units
 
         return pay_rate.base_rate * base_units + overtime_rate * overtime_units
diff --git a/services/work_shifts.py b/services/work_shifts.py
index 6d23206..a3b38c0 100644
--- a/services/work_shifts.py
+++ b/services/work_shifts.py
@@ -10,6 +10,7 @@ from schemas.work_shifts import StartShiftResponse, FinishShiftResponse, ActiveW
     FinishShiftByIdResponse
 from services.base import BaseService
 from services.time_tracking import TimeTrackingService
+from utils.work_time import hours_to_hours_and_minutes
 
 
 class WorkShiftsService(BaseService):
@@ -59,7 +60,7 @@ class WorkShiftsService(BaseService):
         await self.session.commit()
 
         diff: timedelta = work_shift.finished_at - work_shift.started_at
-        hours = int(diff.total_seconds() // 3600)
+        hours = diff.total_seconds() / 3600
 
         data = UpdateTimeTrackingRecordRequest(
             user_id=user_id,
@@ -68,7 +69,8 @@ class WorkShiftsService(BaseService):
         )
         await TimeTrackingService(self.session).update_record(user, data)
 
-        return FinishShiftResponse(ok=True, message=f"Смена закончена. Отработано {hours} ч.")
+        hours, minutes = hours_to_hours_and_minutes(hours)
+        return FinishShiftResponse(ok=True, message=f"Смена закончена. Отработано {hours} ч. {minutes} мин.")
 
     async def finish_shift_by_id(self, user: User, shift_id: int) -> FinishShiftByIdResponse:
         work_shift = await self.session.get(WorkShift, shift_id)
@@ -80,7 +82,7 @@ class WorkShiftsService(BaseService):
         await self.session.commit()
 
         diff: timedelta = work_shift.finished_at - work_shift.started_at
-        hours = int(diff.total_seconds() // 3600)
+        hours = diff.total_seconds() / 3600
 
         data = UpdateTimeTrackingRecordRequest(
             user_id=work_shift.user_id,
@@ -89,7 +91,8 @@ class WorkShiftsService(BaseService):
         )
         await TimeTrackingService(self.session).update_record(user, data)
 
-        return FinishShiftByIdResponse(ok=True, message=f"Смена закончена. Отработано {hours} ч.")
+        hours, minutes = hours_to_hours_and_minutes(hours)
+        return FinishShiftByIdResponse(ok=True, message=f"Смена закончена. Отработано {hours} ч. {minutes} мин.")
 
     async def get_active_shifts(self) -> ActiveWorkShiftsResponse:
         stmt = (
diff --git a/utils/work_time.py b/utils/work_time.py
new file mode 100644
index 0000000..dace465
--- /dev/null
+++ b/utils/work_time.py
@@ -0,0 +1,7 @@
+from math import floor
+
+
+def hours_to_hours_and_minutes(hours: float) -> tuple[int, int]:
+    res_hours = int(floor(hours))
+    minutes = int(round((hours - res_hours) * 60))
+    return res_hours, minutes