diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c
index 0a8f735f6c4a9fd4f79b79ef1c341a6b247be73b..ab64522aaa6433df3e1fcb3c2d92c5633d2c72ad 100644
--- a/drivers/platform/x86/acerhdf.c
+++ b/drivers/platform/x86/acerhdf.c
@@ -52,7 +52,7 @@
  */
 #undef START_IN_KERNEL_MODE
 
-#define DRV_VER "0.5.17"
+#define DRV_VER "0.5.18"
 
 /*
  * According to the Atom N270 datasheet,
@@ -61,7 +61,7 @@
  * measured by the on-die thermal monitor are within 0 <= Tj <= 90. So,
  * assume 89°C is critical temperature.
  */
-#define ACERHDF_TEMP_CRIT 89
+#define ACERHDF_TEMP_CRIT 89000
 #define ACERHDF_FAN_OFF 0
 #define ACERHDF_FAN_AUTO 1
 
@@ -69,7 +69,7 @@
  * No matter what value the user puts into the fanon variable, turn on the fan
  * at 80 degree Celsius to prevent hardware damage
  */
-#define ACERHDF_MAX_FANON 80
+#define ACERHDF_MAX_FANON 80000
 
 /*
  * Maximum interval between two temperature checks is 15 seconds, as the die
@@ -85,8 +85,8 @@ static int kernelmode;
 #endif
 
 static unsigned int interval = 10;
-static unsigned int fanon = 63;
-static unsigned int fanoff = 58;
+static unsigned int fanon = 63000;
+static unsigned int fanoff = 58000;
 static unsigned int verbose;
 static unsigned int fanstate = ACERHDF_FAN_AUTO;
 static char force_bios[16];
@@ -171,7 +171,7 @@ static int acerhdf_get_temp(int *temp)
 	if (ec_read(bios_cfg->tempreg, &read_temp))
 		return -EINVAL;
 
-	*temp = read_temp;
+	*temp = read_temp * 1000;
 
 	return 0;
 }