diff --git a/lib_com/options.h b/lib_com/options.h
index a94a4f977508780b0bea0962a007ab4add7dbaaf..0c5dfdfd2a74a902992804ce8b714807dc64d33c 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -205,6 +205,7 @@
 
 
 #define FIX_1430_EVS_STEREO_DMX_CHANNEL_DISAPPEARING    /* Orange: Fix for basop issue 2184 - to prevent one channel from becoming inaudible in the mono downmix output */
+#define FIX_1440_AMR_WB_RESET                           /* VA: issue 1440: Fix missing AMR-WB IO memory reset (applicable to float only) */
 
 /* ##################### End NON-BE switches ########################### */
 
diff --git a/lib_dec/amr_wb_dec.c b/lib_dec/amr_wb_dec.c
index 1b4712da1100fe3c9bc9de5538c19e16dde1ffc1..bbb0c7b10d6aa529a0c0b8e505a699d94e152a6d 100644
--- a/lib_dec/amr_wb_dec.c
+++ b/lib_dec/amr_wb_dec.c
@@ -295,6 +295,17 @@ ivas_error amr_wb_dec(
         st->bfi_pitch_frame = L_FRAME;
     }
 
+#ifdef FIX_1440_AMR_WB_RESET
+    if ( st->last_core != AMR_WB_CORE )
+    {
+        /* reset the unvoiced/audio signal improvement memories */
+        isp2a( st->lsp_old, st->hAmrwb_IO->old_Aq, M );
+        mvr2r( st->hAmrwb_IO->old_Aq, st->hAmrwb_IO->old_Aq + ( M + 1 ), M + 1 );
+        mvr2r( st->hAmrwb_IO->old_Aq, st->hAmrwb_IO->old_Aq + 2 * ( M + 1 ), M + 1 );
+        mvr2r( st->hAmrwb_IO->old_Aq, st->hAmrwb_IO->old_Aq + 3 * ( M + 1 ), M + 1 );
+    }
+
+#endif
     if ( st->last_bwidth == NB && st->ini_frame != 0 )
     {
         st->rate_switching_reset = 1;