diff --git a/lib_com/ivas_mc_param_com.c b/lib_com/ivas_mc_param_com.c
index acf7a8eae2c97e5a2a5092ad5d970c734f126de7..a66cdba916193df54bde175a2c67203070a671f9 100644
--- a/lib_com/ivas_mc_param_com.c
+++ b/lib_com/ivas_mc_param_com.c
@@ -406,7 +406,11 @@ static int16_t ivas_param_mc_get_num_param_bands(
             switch ( ivas_total_brate )
             {
                 case IVAS_128k:
+#ifdef FIX_122_MC_DECODER_COMPLEXITY
+                    num_parameter_bands = 14;
+#else
                     num_parameter_bands = 20;
+#endif
                     break;
                 case IVAS_160k:
                     num_parameter_bands = 20;
diff --git a/lib_com/options.h b/lib_com/options.h
old mode 100644
new mode 100755
index 0e7035a632b4d87c3470303a2b0b6a0c078aa386..4328602f5a105a9733328433e16ba0d3cba3fd38
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -167,6 +167,7 @@
 #define FIX_570_TCX_LPC_WRITE                           /* FhG: fix issue 570: LPC bitstream writer in TCX */
 #define FIX_506                                         /* FhG: Compiler warnings */
 #define FIX_511_OPTIMIZE_PARAMBIN_GAIN_FETCH            /* Nokia: Issue 511, significant optimization of parametric binauralizer gain fetching. */
+#define FIX_122_MC_DECODER_COMPLEXITY                   /* FhG: Issue 122, significant decrease of worst case MC decoder complexity */
 #define FIX_531_BWS_ISM_BFI                             /* VA: issue 531: fix MemorySanitizer: use-of-uninitialized-value in ISM2 rate switching with frame errors */
 #define FIX_395_CNG_BW                                  /* Eri: Issue 395 - CNG bandwidth issue for unified stereo */