diff --git a/source/use_case/asr/src/UseCaseHandler.cc b/source/use_case/asr/src/UseCaseHandler.cc
index dcc879f..8ef318f 100644
--- a/source/use_case/asr/src/UseCaseHandler.cc
+++ b/source/use_case/asr/src/UseCaseHandler.cc
@@ -135,7 +135,7 @@
             }
 
             /* Initialise an audio slider. */
-            auto audioDataSlider = audio::ASRSlidingWindow<const int16_t>(
+            auto audioDataSlider = audio::FractionalSlidingWindow<const int16_t>(
                                         audioArr,
                                         audioArrSize,
                                         audioParamsWinLen,