diff --git a/charts/nitro/Chart.yaml b/charts/nitro/Chart.yaml
index fe5fbdf..ccca64b 100644
--- a/charts/nitro/Chart.yaml
+++ b/charts/nitro/Chart.yaml
@@ -7,6 +7,6 @@ maintainers:
 
 type: application
 
-version: 0.6.20
+version: 0.6.21
 
 appVersion: "v3.2.1-d81324d"
diff --git a/charts/nitro/README.md b/charts/nitro/README.md
index 28bc357..5d2498c 100644
--- a/charts/nitro/README.md
+++ b/charts/nitro/README.md
@@ -96,6 +96,8 @@ helm install xai offchainlabs/nitro -f values.yaml
 | `env.nitro.goMemLimit.multiplier`                          | The multiplier of available memory to use for nitro                             | `0.9`                                                               |
 | `env.resourceMgmtMemFreeLimit.enabled`                     | Enable nitro resource management                                                | `false`                                                             |
 | `env.resourceMgmtMemFreeLimit.multiplier`                  | The multiplier of available memory to use                                       | `0.05`                                                              |
+| `env.blockValidatorMemFreeLimit.enabled`                   | Enable block validator memory management                                        | `false`                                                             |
+| `env.blockValidatorMemFreeLimit.multiplier`                | The multiplier of available memory to use                                       | `0.05`                                                              |
 | `persistence.enabled`                                      | Enable persistence                                                              | `true`                                                              |
 | `persistence.size`                                         | Size of the persistent volume claim                                             | `500Gi`                                                             |
 | `persistence.storageClassName`                             | Storage class of the persistent volume claim                                    | `nil`                                                               |
diff --git a/charts/nitro/ci/sepolia-values.yaml b/charts/nitro/ci/sepolia-values.yaml
index 3c07d39..6463cae 100644
--- a/charts/nitro/ci/sepolia-values.yaml
+++ b/charts/nitro/ci/sepolia-values.yaml
@@ -43,6 +43,8 @@ resources:
 env:
   resourceMgmtMemFreeLimit:
     enabled: true
+  blockValidatorMemFreeLimit:
+    enabled: true
 
 configmap:
   data:
diff --git a/charts/nitro/templates/_helpers.tpl b/charts/nitro/templates/_helpers.tpl
index ddc7728..b690b4a 100644
--- a/charts/nitro/templates/_helpers.tpl
+++ b/charts/nitro/templates/_helpers.tpl
@@ -115,6 +115,10 @@ nitro args
 - name: {{ $envPrefix }}_NODE_RESOURCE__MGMT_MEM__FREE__LIMIT
   value: {{ printf "%dB" (int (mulf $valueMi ($.Values.env.resourceMgmtMemFreeLimit.multiplier | default 0.05) 1048576)) }}
 {{- end }}
+{{- if $.Values.env.blockValidatorMemFreeLimit.enabled }}
+- name: {{ $envPrefix }}_NODE_BLOCK__VALIDATOR_MEMORY__FREE__LIMIT
+  value: {{ printf "%dB" (int (mulf $valueMi ($.Values.env.blockValidatorMemFreeLimit.multiplier | default 0.05) 1048576)) }}
+{{- end }}
 {{- end -}}
 {{- end -}}
 
diff --git a/charts/nitro/values.yaml b/charts/nitro/values.yaml
index dcbc13b..5254d8c 100644
--- a/charts/nitro/values.yaml
+++ b/charts/nitro/values.yaml
@@ -49,6 +49,8 @@ updateStrategy:
 ## @param env.nitro.goMemLimit.multiplier The multiplier of available memory to use for nitro
 ## @param env.resourceMgmtMemFreeLimit.enabled Enable nitro resource management
 ## @param env.resourceMgmtMemFreeLimit.multiplier The multiplier of available memory to use
+## @param env.blockValidatorMemFreeLimit.enabled Enable block validator memory management
+## @param env.blockValidatorMemFreeLimit.multiplier The multiplier of available memory to use
 env:
   splitvalidator:
     goMemLimit:
@@ -61,6 +63,9 @@ env:
   resourceMgmtMemFreeLimit:
     enabled: false
     multiplier: 0.05
+  blockValidatorMemFreeLimit:
+    enabled: false
+    multiplier: 0.05
 
 ## @param persistence.enabled Enable persistence
 ## @param persistence.size Size of the persistent volume claim