diff --git a/README.md b/README.md
index c8732be1ad8bf084de36da4dde3e793f30763d2b..2a488dde801b1074359e12d03ebaa3960f94905c 100755
--- a/README.md
+++ b/README.md
@@ -133,6 +133,8 @@ postprocessing:
 # delete_tmp: true
 ### Master seed for random processes like bitstream error pattern generation; default = 0
 # master_seed: 5
+### Additional seed to specify number of preruns (used for background noise delay and FER bitstream processing); default = 0
+# prerun_seed: 2
 
 ### Any relative paths will be interpreted relative to the working directory the script is called from!
 ### Usage of absolute paths is recommended.
@@ -241,8 +243,6 @@ input:
         # snr: 10
         ### REQUIRED: Path to background noise, must have same format and sampling rate as input signal(s)
         # background_noise_path: ".../noise.wav"
-        ### Seed for delay offest; default = 0
-        # seed_delay: 10
 ```
 
 </details>
@@ -275,8 +275,6 @@ input:
     # error_pattern: "path/pattern.192"
     ### Error rate in percent
     # error_rate: 5
-	### Additional seed to specify number of preruns; default = 0
-    # prerun_seed: 2
 ```
 </details>
 
diff --git a/examples/TEMPLATE.yml b/examples/TEMPLATE.yml
index 83901013fcaf57db4ac8dca546f8b5f509e945ba..b570718f50c3f7099fba1de7b6ea91ee145a308f 100755
--- a/examples/TEMPLATE.yml
+++ b/examples/TEMPLATE.yml
@@ -16,6 +16,8 @@
 # delete_tmp: true
 ### Master seed for random processes like bitstream error pattern generation; default = 0
 # master_seed: 5
+### Additional seed to specify number of preruns (used for background noise delay and FER bitstream processing); default = 0
+# prerun_seed: 2
 
 ### Any relative paths will be interpreted relative to the working directory the script is called from!
 ### Usage of absolute paths is recommended.
@@ -108,8 +110,6 @@ input:
         # snr: 10
         ### REQUIRED: Path to background noise, must have same format and sampling rate as input signal(s)
         # background_noise_path: ".../noise.wav"
-        ### Seed for delay offest; default = 0
-        # seed_delay: 10
 
 #################################################
 ### Bitstream processing
@@ -136,8 +136,6 @@ input:
     # error_pattern: "path/pattern.192"
     ### Error rate in percent
     # error_rate: 5
-    ### Additional seed to specify number of preruns; default = 0
-    # prerun_seed: 2
     
 ################################################
 ### Configuration for conditions under test
@@ -248,7 +246,7 @@ conditions_to_generate:
           # - 9600
           - [13200, 13200, 8000, 13200, 9600]
       ### for multi-channel configs, code LFE with 9.6 kbps NB (as mandated by IVAS-3)
-      evs_lfe_9k6bps_nb: true
+      # evs_lfe_9k6bps_nb: true
       ### Encoder options
       cod:
           ### Path to encoder binary; default search for EVS_cod in bin folder (primary) and PATH (secondary)
diff --git a/ivas_processing_scripts/constants.py b/ivas_processing_scripts/constants.py
index f89e8589057c4024bc3ebfaa7ea7bddfa1090689..8f260bb16968816c16f936d3c4c2224e068f9a2c 100755
--- a/ivas_processing_scripts/constants.py
+++ b/ivas_processing_scripts/constants.py
@@ -60,6 +60,7 @@ DEFAULT_CONFIG = {
     "multiprocessing": True,
     "delete_tmp": False,
     "master_seed": 0,
+    "prerun_seed": 0,
     "metadata_path": None,
     # postprocessing
     "postprocessing": {
diff --git a/ivas_processing_scripts/processing/chains.py b/ivas_processing_scripts/processing/chains.py
index bfa8045130d79067bb5ea8e83652e2954bc98f7c..982760876d30806e33ecdc0a5218524a44cf133b 100755
--- a/ivas_processing_scripts/processing/chains.py
+++ b/ivas_processing_scripts/processing/chains.py
@@ -140,7 +140,7 @@ def get_preprocessing_2(cfg: TestConfig) -> dict:
             "background_noise_path": get_abs_path(
                 background_cfg.get("background_noise_path", None)
             ),
-            "seed_delay": background_cfg.get("seed_delay", 0),
+            "seed_delay": cfg.prerun_seed,
             "master_seed": cfg.master_seed,
             "output_fmt": cfg.postprocessing["fmt"],
             "background_object": None,
@@ -262,7 +262,7 @@ def get_processing_chain(
                     ),
                     "error_rate": tx_cfg_tmp.get("error_rate", None),
                     "master_seed": cfg.master_seed,
-                    "prerun_seed": tx_cfg_tmp.get("prerun_seed", 0),
+                    "prerun_seed": cfg.prerun_seed,
                 }
             elif tx_cfg_tmp.get("type", None) == "JBM":
                 tx_cfg = {
@@ -336,7 +336,7 @@ def get_processing_chain(
                     ),
                     "error_rate": tx_cfg_tmp.get("error_rate", None),
                     "master_seed": cfg.master_seed,
-                    "prerun_seed": tx_cfg_tmp.get("prerun_seed", 0),
+                    "prerun_seed": cfg.prerun_seed,
                 }
             elif tx_cfg_tmp.get("type", None) == "JBM":
                 tx_cfg = {