diff --git a/os/ex/ST/lis3mdl.c b/os/ex/ST/lis3mdl.c
index e47ca146f..1e6db51ad 100644
--- a/os/ex/ST/lis3mdl.c
+++ b/os/ex/ST/lis3mdl.c
@@ -151,7 +151,7 @@ static msg_t read_cooked(void *ip, float axes[]) {
 
   msg = read_raw(ip, raw);
   for(i = 0; i < LIS3MDL_NUMBER_OF_AXES ; i++){
-    axes[i] = raw[i] / ((LIS3MDLDriver *)ip)->sensitivity[i];
+    axes[i] = raw[i] * ((LIS3MDLDriver *)ip)->sensitivity[i];
     axes[i] -= ((LIS3MDLDriver *)ip)->bias[i];
   }
   return msg;
diff --git a/os/ex/ST/lis3mdl.h b/os/ex/ST/lis3mdl.h
index fbafc7fe2..2f49491f3 100644
--- a/os/ex/ST/lis3mdl.h
+++ b/os/ex/ST/lis3mdl.h
@@ -70,10 +70,10 @@
 #define LIS3MDL_12GA                12.0f
 #define LIS3MDL_16GA                16.0f
 
-#define LIS3MDL_SENS_4GA            6842.0f
-#define LIS3MDL_SENS_8GA            3421.0f
-#define LIS3MDL_SENS_12GA           2281.0f
-#define LIS3MDL_SENS_16GA           1711.0f
+#define LIS3MDL_SENS_4GA            0.00014615f
+#define LIS3MDL_SENS_8GA            0.00029231f
+#define LIS3MDL_SENS_12GA           0.0004384f
+#define LIS3MDL_SENS_16GA           0.00058445f
 /** @} */
 
 /**