diff --git a/Workspace_msvc/lib_dec.vcxproj b/Workspace_msvc/lib_dec.vcxproj
index ef31eea686298eeea16af44df5c8347944440ce1..ed5e89c3bc47094410522bc742149927e9c8529e 100644
--- a/Workspace_msvc/lib_dec.vcxproj
+++ b/Workspace_msvc/lib_dec.vcxproj
@@ -321,7 +321,6 @@
     <ClInclude Include="..\lib_dec\jbm_jb4_inputbuffer.h" />
     <ClInclude Include="..\lib_dec\jbm_jb4_jmf.h" />
     <ClInclude Include="..\lib_dec\jbm_pcmdsp_apa.h" />
-    <ClInclude Include="..\lib_dec\jbm_pcmdsp_fifo.h" />
     <ClInclude Include="..\lib_dec\jbm_pcmdsp_similarityestimation.h" />
     <ClInclude Include="..\lib_dec\jbm_pcmdsp_window.h" />
     <ClInclude Include="..\lib_dec\lib_dec.h" />
diff --git a/Workspace_msvc/lib_dec.vcxproj.filters b/Workspace_msvc/lib_dec.vcxproj.filters
index 59e2aa52d33a60e51eea8424e13518b64b9869b3..143bde6f2ea4d588fc13902f9ed6ab3c089dca55 100644
--- a/Workspace_msvc/lib_dec.vcxproj.filters
+++ b/Workspace_msvc/lib_dec.vcxproj.filters
@@ -515,9 +515,6 @@
     <ClInclude Include="..\lib_dec\jbm_pcmdsp_apa.h">
       <Filter>decoder_h</Filter>
     </ClInclude>
-    <ClInclude Include="..\lib_dec\jbm_pcmdsp_fifo.h">
-      <Filter>decoder_h</Filter>
-    </ClInclude>
     <ClInclude Include="..\lib_dec\jbm_pcmdsp_similarityestimation.h">
       <Filter>decoder_h</Filter>
     </ClInclude>
diff --git a/lib_dec/jbm_pcmdsp_fifo.h b/lib_dec/jbm_pcmdsp_fifo.h
deleted file mode 100644
index 77e9b655ca4ecc2dd45caa43eb878aaa039058f9..0000000000000000000000000000000000000000
--- a/lib_dec/jbm_pcmdsp_fifo.h
+++ /dev/null
@@ -1,44 +0,0 @@
-/******************************************************************************************************
-
-   (C) 2022-2026 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB,
-   Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD.,
-   Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange,
-   Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other
-   contributors to this repository. All Rights Reserved.
-
-   This software is protected by copyright law and by international treaties.
-   The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB,
-   Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD.,
-   Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange,
-   Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other
-   contributors to this repository retain full ownership rights in their respective contributions in
-   the software. This notice grants no license of any kind, including but not limited to patent
-   license, nor is any license granted by implication, estoppel or otherwise.
-
-   Contributors are required to enter into the IVAS codec Public Collaboration agreement before making
-   contributions.
-
-   This software is provided "AS IS", without any express or implied warranties. The software is in the
-   development stage. It is intended exclusively for experts who have experience with such software and
-   solely for the purpose of inspection. All implied warranties of non-infringement, merchantability
-   and fitness for a particular purpose are hereby disclaimed and excluded.
-
-   Any dispute, controversy or claim arising under or in relation to providing this software shall be
-   submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in
-   accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and
-   the United Nations Convention on Contracts on the International Sales of Goods.
-
-*******************************************************************************************************/
-
-/*====================================================================================
-    EVS Codec 3GPP TS26.452 Nov 04, 2021. Version 16.4.0
-  ====================================================================================*/
-
-/*! @file jbm_pcmdsp_fifo.h Ringbuffer (FIFO) with fixed capacity for audio samples. */
-
-#ifndef JBM_PCMDSP_FIFO_H
-#define JBM_PCMDSP_FIFO_H JBM_PCMDSP_FIFO_H
-
-#include <stdint.h>
-#include "options.h"
-#endif /* JBM_PCMDSP_FIFO_H */
diff --git a/lib_dec/lib_dec_fx.c b/lib_dec/lib_dec_fx.c
index d23cc1e9414785d193905bbc3a6a324c24f77b08..0c64e46ef605373cb4efd028c11d18db67b54888 100644
--- a/lib_dec/lib_dec_fx.c
+++ b/lib_dec/lib_dec_fx.c
@@ -40,7 +40,6 @@
 #include "ivas_prot_fx.h"
 #include "jbm_jb4sb.h"
 #include "jbm_pcmdsp_apa.h"
-#include "jbm_pcmdsp_fifo.h"
 #include <assert.h>
 #include "wmc_auto.h"