diff --git a/lib_com/options.h b/lib_com/options.h
index 80382c5bcd2a477c307da439322bb53f31944300..abbe22f12b639e9783f1e8ea8616fb5eeb8f5500 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -160,6 +160,7 @@
 #define FIX_490_MASA_2TC_LBR_DTX                        /* Nokia: Fixes issue 490 by correcting condition. */
 
 #define FIX_HBR_MASAMETA                                /* Nokia: Fixes to HBR MASA metadata at 384 and 512 kbps. Addresses issues 438 and 477 as well. */
+#define FIX_482_DUMMYDEC_INIT                           /* Nokia: fix issue #428: missing inits for dummyDec in IVAS_rend */
 
 /* ################## End DEVELOPMENT switches ######################### */
 /* clang-format on */
diff --git a/lib_rend/lib_rend.c b/lib_rend/lib_rend.c
index cfea5510c93a30d65e6f6a16406d38e755b647c5..edb495e2e5cb6b4afe0f17a39681ad4770df0e0b 100644
--- a/lib_rend/lib_rend.c
+++ b/lib_rend/lib_rend.c
@@ -2481,6 +2481,11 @@ static DecoderDummy *initDecoderDummy(
     decDummy->hMasa = NULL;
     decDummy->hDiracDecBin = NULL;
     decDummy->hQMetaData = NULL;
+#ifdef FIX_482_DUMMYDEC_INIT
+    decDummy->hHrtfParambin = NULL;
+    decDummy->hHeadTrackData = NULL;
+    decDummy->hDirAC = NULL;
+#endif
 #ifdef JBM_TSM_ON_TCS
     decDummy->hTcBuffer = NULL;
 #endif
@@ -2497,6 +2502,19 @@ static DecoderDummy *initDecoderDummy(
             decDummy->hHeadTrackData->Rmat_prev[i][i] = 1.0f;
         }
 
+#ifdef FIX_482_DUMMYDEC_INIT
+        set_zero( decDummy->hHeadTrackData->chEneIIR[0], MASA_FREQUENCY_BANDS );
+        set_zero( decDummy->hHeadTrackData->chEneIIR[1], MASA_FREQUENCY_BANDS );
+        set_zero( decDummy->hHeadTrackData->procChEneIIR[0], MASA_FREQUENCY_BANDS );
+        set_zero( decDummy->hHeadTrackData->procChEneIIR[1], MASA_FREQUENCY_BANDS );
+        for ( i = 0; i < MAX_PARAM_SPATIAL_SUBFRAMES; i++ )
+        {
+            decDummy->hHeadTrackData->Quaternions[i].w = 1.0f;
+            decDummy->hHeadTrackData->Quaternions[i].x = 0.0f;
+            decDummy->hHeadTrackData->Quaternions[i].y = 0.0f;
+            decDummy->hHeadTrackData->Quaternions[i].z = 0.0f;
+        }
+#endif
         decDummy->hHeadTrackData->num_quaternions = 0;
         decDummy->hHeadTrackData->lrSwitchInterpVal = 0.0f;
         decDummy->hHeadTrackData->lrSwitchedCurrent = 0;