diff --git a/src/config.ts b/src/config.ts
index 97bc0ef..654fab2 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -268,6 +268,8 @@ function loadFromEnv(config: SBSConfig, prefix = "") {
                 config[key] = value === "true";
             } else if (key === "newLeafURLs") {
                 config[key] = [value];
+            } else if (key === "requestValidatorRules") {
+                config[key] = JSON.parse(value) ?? [];
             } else {
                 config[key] = value;
             }