diff --git a/ansible/roles/firewall/templates/main.conf.j2.j2 b/ansible/roles/firewall/templates/main.conf.j2.j2
index 744cd612..5cb50790 100644
--- a/ansible/roles/firewall/templates/main.conf.j2.j2
+++ b/ansible/roles/firewall/templates/main.conf.j2.j2
@@ -37,7 +37,6 @@ SEND_TRANSACTION_RECORD=1
 {% else %}
 SEND_TRANSACTION_RECORD=0
 {% endif %}
-RAPIDJSON_CHUNK_CAPACITY={{ firewall.rapidjson_chunk_capacity }}
 {% endraw %}
 TCP_MIN_PKTS=3
 TCP_MIN_BYTES=5
diff --git a/ansible/roles/traffic-engine/files/helm/conf/main.conf b/ansible/roles/traffic-engine/files/helm/conf/main.conf
index 89e3f4e3..871f02dd 100644
--- a/ansible/roles/traffic-engine/files/helm/conf/main.conf
+++ b/ansible/roles/traffic-engine/files/helm/conf/main.conf
@@ -32,7 +32,6 @@ TCP_MIN_PKTS=3
 TCP_MIN_BYTES=5
 UDP_MIN_PKTS=3
 UDP_MIN_BYTES=5
-RAPIDJSON_CHUNK_CAPACITY={{ .Values.firewall.rapidjson_chunk_capacity }}
 {{- if eq .Values.define_enable_val_yes .Values.transaction_record.enable_http }}
 SEND_HTTP_TRANSACTION_RECORD=1
 {{- else }}
diff --git a/ansible/roles/traffic-engine/files/helm/values.yaml b/ansible/roles/traffic-engine/files/helm/values.yaml
index a55b4aee..450bd2b6 100644
--- a/ansible/roles/traffic-engine/files/helm/values.yaml
+++ b/ansible/roles/traffic-engine/files/helm/values.yaml
@@ -61,7 +61,6 @@ session_id_generator:
 
 firewall:
   enable: yes
-  rapidjson_chunk_capacity: 2048
   enable_smartoffload: no
   logs:
     contains_app_id: yes
diff --git a/ansible/roles/tsg-os-provision/files/config_sample/provision.default.yml.7400MCN0P01R01 b/ansible/roles/tsg-os-provision/files/config_sample/provision.default.yml.7400MCN0P01R01
index 3ea3f8c3..cd652f05 100644
--- a/ansible/roles/tsg-os-provision/files/config_sample/provision.default.yml.7400MCN0P01R01
+++ b/ansible/roles/tsg-os-provision/files/config_sample/provision.default.yml.7400MCN0P01R01
@@ -5,7 +5,6 @@ feature:
 firewall:
   enable: 1
   enable_hos: 1
-  rapidjson_chunk_capacity: 2048
   enable_dtls: 1
   enable_sip: 1