diff --git a/lib_com/options.h b/lib_com/options.h
index a02843a918fd84142ccbe00ffdd32f7ae1a13f3c..b776da9f62a11cdb4db84e86e642683fc909732a 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -180,11 +180,10 @@
 #define NONBE_FIX_1058_DECODER_ERROR_WITH_REVERB_ROOM   /* FhG: issue 1058: do not initialize EFAP when IntSetup is HOA3 */
 #ifdef NONBE_FIX_1058_DECODER_ERROR_WITH_REVERB_ROOM
 #endif
-
 #define USE_NEW_HRTF_BINARY_FILE_FORMAT                 /* Orange: to activate when decided to change the hrtf binary file format */
 #define FIX_WARNING_RENDER_CONFIG                       /* Orange: fix warning on windows build */
-
 #define NONBE_FIX_991_PARAMBIN_BINARY_HRTF              /* Nokia: issue #991: fix using of binary file HRTF in ParamBin (to actiate when USE_NEW_HRTF_BINARY_FILE_FORMAT and FIX_777_COMBI_RENDER_CONFIG_FILE are on  )*/
+#define NON_BE_FIX_EVS_USAN_ERR_IN_WAVEADJUST           /* FhG: address issue 1037 */
 
 #define NONBE_FIX_984_OMASA_EXT_OUTPUT                  /* Nok: issue 1497 - porting OMASA EXT MR   */
 /* #################### End BASOP porting switches ############################ */
diff --git a/lib_dec/waveadjust_fec_dec.c b/lib_dec/waveadjust_fec_dec.c
index ecfbc919e8c24251d3fc1bd8236ecb30d1c40d3a..9d41dab6d1569ec6aa45fb4cc713a6c5d7f7f33f 100644
--- a/lib_dec/waveadjust_fec_dec.c
+++ b/lib_dec/waveadjust_fec_dec.c
@@ -742,7 +742,14 @@ void concealment_decode(
             /* sign randomization */
             for ( i = 0; i < hPlcInfo->L_frameTCX; i++ )
             {
+
+#ifdef NON_BE_FIX_EVS_USAN_ERR_IN_WAVEADJUST
+                int16_t rnd;
+                rnd = own_random( seed );
+                sign = ( rnd >= 0 ) - ( rnd < 0 );
+#else
                 sign = ( ( own_random( seed ) >> 15 ) << 1 ) + 1;
+#endif
                 invkoef[i] *= sign;
             }
         }