diff --git a/internal/fans/file.go b/internal/fans/file.go
index e66c183..ffaf50b 100644
--- a/internal/fans/file.go
+++ b/internal/fans/file.go
@@ -14,6 +14,7 @@ type FileFan struct {
 	MovingAvg float64                 `json:"movingAvg"`
 
 	Pwm int `json:"pwm"`
+	Rpm int `json:"rpm"`
 }
 
 func (fan *FileFan) GetId() string {
@@ -60,7 +61,7 @@ func (fan *FileFan) GetRpm() (result int, err error) {
 		return 0, err
 	}
 	result = integer
-	fan.Pwm = result
+	fan.Rpm = result
 	return result, err
 }
 
diff --git a/test/file_fan_pwm b/test/file_fan_pwm
new file mode 100644
index 0000000..2d73b5e
--- /dev/null
+++ b/test/file_fan_pwm
@@ -0,0 +1 @@
+152
\ No newline at end of file
diff --git a/test/file_fan_rpm b/test/file_fan_rpm
new file mode 100644
index 0000000..de74bfa
--- /dev/null
+++ b/test/file_fan_rpm
@@ -0,0 +1 @@
+2150
\ No newline at end of file
diff --git a/test/file_sensor b/test/file_sensor
new file mode 100644
index 0000000..d7e318d
--- /dev/null
+++ b/test/file_sensor
@@ -0,0 +1 @@
+50000
\ No newline at end of file