diff --git a/apps/decoder.c b/apps/decoder.c
index 44af4ba1e26490c04cb9eb2e35694f261304cb17..3b66075cf7e2568653d728874fb233c6ef6ebaea 100644
--- a/apps/decoder.c
+++ b/apps/decoder.c
@@ -3371,6 +3371,10 @@ static ivas_error decodeVoIP(
 
             *phIvasDec = hIvasDec; /* Update for main()' s free */
             ivasRtp.restartNeeded = false;
+#ifdef FIX_1525_UNINIT_FORMAT_SWITCHING_DEC
+            bitstreamReadDone = false;
+            parametersAvailableForEditing = false;
+#endif
         }
 
         /* reference vector */
@@ -3619,6 +3623,10 @@ static ivas_error decodeVoIP(
                         goto cleanup;
                     }
                     *phIvasDec = hIvasDec; /* Update for main()' s free */
+#ifdef FIX_1525_UNINIT_FORMAT_SWITCHING_DEC
+                    bitstreamReadDone = false;
+                    parametersAvailableForEditing = false;
+#endif
                 }
 
                 /* Placeholder for memory reallocation */
@@ -4377,12 +4385,13 @@ static ivas_error restartDecoder(
         }
     }
 
+#ifndef FIX_1525_UNINIT_FORMAT_SWITCHING_DECaa
     if ( ( error = IVAS_DEC_PrintConfig( hIvasDec, 1, arg->voipMode ) ) != IVAS_ERR_OK )
     {
         fprintf( stderr, "\nIVAS_DEC_PrintConfig failed: %s\n\n", IVAS_DEC_GetErrorMessage( error ) );
         goto cleanup;
     }
-
+#endif
     /* ISAR frame size is set from command line, not renderer config file.
      * This will be ignored if output format is not split rendering. */
     if ( renderConfig != NULL )
diff --git a/lib_com/options.h b/lib_com/options.h
index 72e4fa35d4e2bdf0b03f06db7c6867612da96957..2ff0286c4daad3bc4bc3e42eeb957993493d92a9 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -177,6 +177,8 @@
 #define FIX_FLOAT_1533_BLEND_SUBFR2                     /* FhG: float issue 1533: correct blending in blend_subfr2() */
 
 #define FIX_1530_Codec_Level_Harmonization_Non_diegetic_panning /* FhG: Adjust non-diegetic panning law to harmonize codec levels with 3GPP reference software */
+#define FIX_1525_UNINIT_FORMAT_SWITCHING_DEC            /* VA: basop issue 1525: fix reading of uninitialized memory in format switching at the decoder */
+
 /* ##################### End NON-BE switches ########################### */
 
 /* ################## End MAINTENANCE switches ######################### */