diff --git a/arm_compute/runtime/CL/functions/CLHOGMultiDetection.h b/arm_compute/runtime/CL/functions/CLHOGMultiDetection.h
index 2a2c9a0..b9a5165 100644
--- a/arm_compute/runtime/CL/functions/CLHOGMultiDetection.h
+++ b/arm_compute/runtime/CL/functions/CLHOGMultiDetection.h
@@ -54,6 +54,9 @@
          -# Normalization type
          -# L2 hysteresis threshold if the normalization type is L2HYS_NORM
  *
+ *
+ * @deprecated This function is deprecated and is intended to be removed in 21.05 release
+ *
  */
 class CLHOGMultiDetection : public IFunction
 {
@@ -132,4 +135,4 @@
 };
 }
 
-#endif /* ARM_COMPUTE_CLHOGMULTIDETECTION_H */
\ No newline at end of file
+#endif /* ARM_COMPUTE_CLHOGMULTIDETECTION_H */