diff --git a/library.properties b/library.properties
index b1d005c..9ae0940 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=STM32duino STTS751
-version=1.0.1
+version=1.0.2
 author=SRA
 maintainer=stm32duino
 sentence=digital temperature sensor.
diff --git a/src/STTS751Sensor.cpp b/src/STTS751Sensor.cpp
index e3e3817..84c2817 100644
--- a/src/STTS751Sensor.cpp
+++ b/src/STTS751Sensor.cpp
@@ -374,9 +374,20 @@ STTS751StatusTypeDef STTS751Sensor::GetTemperatureLimitStatus(uint8_t *HighLimit
     return STTS751_ERROR;
   }
 
-  *HighLimit = status.t_high;
-  *LowLimit = status.t_low;
-  *ThermLimit = status.thrm;
+  if(HighLimit)
+  {
+    *HighLimit = status.t_high;
+  }
+
+  if(LowLimit)
+  {
+    *LowLimit = status.t_low;
+  }
+
+  if(ThermLimit)
+  {
+    *ThermLimit = status.thrm;
+  }
 
   return STTS751_OK;
 }