diff --git a/src/env_vars.py b/src/env_vars.py
index 47c334f..2fe4932 100644
--- a/src/env_vars.py
+++ b/src/env_vars.py
@@ -17,9 +17,9 @@ def get_env_var(var_name, default=None):
 # Configuration constants. Need to be upercase to appear in reports
 DEFAULT_NOMOS_IMAGE = "nomos:testnet"
 NOMOS_IMAGE = get_env_var("NOMOS_IMAGE", DEFAULT_NOMOS_IMAGE)
-NOMOS_MOD_DA_IMAGE = "nomos-mod-da:testnet"
+NOMOS_MOD_DA_IMAGE_d8bbc46 = "nomos-mod-da-d8bbc46:testnet"
 NOMOS_EXECUTOR_MOD_DA_IMAGE = "nomos-executor-mod-da:testnet"
-NOMOS_EXECUTOR_MOD_DA_IMAGE_25d781e = "nomos-executor-mod-da-25d781e:testnet"
+NOMOS_EXECUTOR_MOD_DA_IMAGE_7f54114 = "nomos-executor-mod-da-7f54114:testnet"
 NOMOS_EXECUTOR_MOD_DA_IMAGE_0a01ddb = "nomos-executor-mod-da-0a01ddb:testnet"
 
 DEFAULT_PROXY_IMAGE = "bitnami/configurable-http-proxy:latest"
@@ -31,7 +31,7 @@ NOMOS_EXECUTOR = "nomos_executor"
 CFGSYNC = "cfgsync"
 NOMOS_MOD_DA = "nomos_mod_da"
 NOMOS_EXECUTOR_MOD_DA = "nomos_executor_mod_da"
-NOMOS_EXECUTOR_MOD_DA_25d781e = "nomos_executor_mod_da_25d781e"
+NOMOS_EXECUTOR_MOD_DA_7f54114 = "nomos_executor_mod_da_7f54114"
 NOMOS_EXECUTOR_MOD_DA_0a01ddb = "nomos_executor_mod_da_0a01ddb"
 
 NODE_1 = get_env_var("NODE_1", NOMOS)
diff --git a/src/node/node_vars.py b/src/node/node_vars.py
index 4da8077..ce0d941 100644
--- a/src/node/node_vars.py
+++ b/src/node/node_vars.py
@@ -1,14 +1,14 @@
 from src.env_vars import (
     NOMOS_IMAGE,
-    NOMOS_MOD_DA_IMAGE,
     NOMOS_EXECUTOR_MOD_DA_IMAGE,
-    NOMOS_EXECUTOR_MOD_DA_IMAGE_25d781e,
     NOMOS_EXECUTOR_MOD_DA_IMAGE_0a01ddb,
+    NOMOS_MOD_DA_IMAGE_d8bbc46,
+    NOMOS_EXECUTOR_MOD_DA_IMAGE_7f54114,
 )
 
 nomos_nodes = {
-    "nomos_mod_da": {
-        "image": NOMOS_MOD_DA_IMAGE,
+    "nomos_mod_da_d8bbc46": {
+        "image": NOMOS_MOD_DA_IMAGE_d8bbc46,
         "volumes": ["cluster_config:/etc/nomos", "./kzgrs/kzgrs_test_params:/kzgrs_test_params:z"],
         "ports": ["3000/udp", "18080/tcp"],
         "entrypoint": "/etc/nomos/scripts/run_nomos_node_debug.sh",
@@ -19,8 +19,8 @@ nomos_nodes = {
         "ports": ["3000/udp", "18080/tcp"],
         "entrypoint": "/etc/nomos/scripts/run_nomos_executor_debug.sh",
     },
-    "nomos_executor_mod_da_25d781e": {
-        "image": NOMOS_EXECUTOR_MOD_DA_IMAGE_25d781e,
+    "nomos_executor_mod_da_7f54114": {
+        "image": NOMOS_EXECUTOR_MOD_DA_IMAGE_7f54114,
         "volumes": ["cluster_config:/etc/nomos", "./kzgrs/kzgrs_test_params:/kzgrs_test_params:z"],
         "ports": ["3000/udp", "18080/tcp"],
         "entrypoint": "/etc/nomos/scripts/run_nomos_executor_debug.sh",
diff --git a/src/steps/common.py b/src/steps/common.py
index 8428834..86ff1d9 100644
--- a/src/steps/common.py
+++ b/src/steps/common.py
@@ -122,11 +122,14 @@ class StepsCommon:
         min_dispersal_peers = get_param_or_default(request, "min_dispersal_peers", 1)
         prepare_cluster_config(2, subnet_size, dispersal_factor, min_dispersal_peers)
 
+        validator_version = get_param_or_default(request, "validator_version", "")
+        validator_version = f"_{validator_version}" if validator_version else ""
+
         executor_version = get_param_or_default(request, "executor_version", "")
         executor_version = f"_{executor_version}" if executor_version else ""
 
         self.node1 = NomosNode(CFGSYNC, "cfgsync")
-        self.node2 = NomosNode(NOMOS_MOD_DA, "nomos_node_0")
+        self.node2 = NomosNode(NOMOS_MOD_DA + f"{validator_version}", "nomos_node_0")
         self.node3 = NomosNode(NOMOS_EXECUTOR_MOD_DA + f"{executor_version}", "nomos_node_1")
         self.main_nodes.extend([self.node1, self.node2, self.node3])
         start_nodes(self.main_nodes)
diff --git a/tests/dispersal_resilience/test_dispersal_resilience.py b/tests/dispersal_resilience/test_dispersal_resilience.py
index 54e17e2..a0b53f6 100644
--- a/tests/dispersal_resilience/test_dispersal_resilience.py
+++ b/tests/dispersal_resilience/test_dispersal_resilience.py
@@ -26,7 +26,7 @@ class TestDispersalResilience(StepsDataAvailability):
             raise AssertionError("Get data range response should be empty")
 
     @pytest.mark.usefixtures("setup_2_node_mod_da_cluster")
-    @pytest.mark.parametrize("setup_2_node_mod_da_cluster", [{"executor_version": "25d781e"}], indirect=True)
+    @pytest.mark.parametrize("setup_2_node_mod_da_cluster", [{"validator_version": "d8bbc46", "executor_version": "7f54114"}], indirect=True)
     def test_chunkification_robustness_different_chunk_size(self):
         # Confirm validator node has rejected dispersal request from executor with different data alignment
         try: