diff --git a/src/PMS/PMS5003T.cpp b/src/PMS/PMS5003T.cpp
index e50d58a..27d6313 100644
--- a/src/PMS/PMS5003T.cpp
+++ b/src/PMS/PMS5003T.cpp
@@ -205,10 +205,6 @@ float PMS5003T::getRelativeHumidity(void) {
   return pms.getHum() / 10.0f;
 }
 
-float PMS5003T::slrCorrection(float pm25, float pm003Count, float scalingFactor, float intercept) {
-  return pms.slrCorrection(pm25, pm003Count, scalingFactor, intercept);
-}
-
 /**
  * @brief Correct PM2.5
  *
diff --git a/src/PMS/PMS5003T.h b/src/PMS/PMS5003T.h
index 4f09e8b..73017e7 100644
--- a/src/PMS/PMS5003T.h
+++ b/src/PMS/PMS5003T.h
@@ -45,7 +45,6 @@ public:
   int convertPm25ToUsAqi(int pm25);
   float getTemperature(void);
   float getRelativeHumidity(void);
-  float slrCorrection(float pm25, float pm003Count, float scalingFactor, float intercept);
   float compensate(float pm25, float humidity);
   int getFirmwareVersion(void);
   uint8_t getErrorCode(void);