diff --git a/src/components/FeatureFlagModal/FeatureFlagModal.tsx b/src/components/FeatureFlagModal/FeatureFlagModal.tsx
index fb01aa4d13d..caeb77d2c97 100644
--- a/src/components/FeatureFlagModal/FeatureFlagModal.tsx
+++ b/src/components/FeatureFlagModal/FeatureFlagModal.tsx
@@ -226,12 +226,13 @@ interface DynamicConfigDropdownProps {
   label: string
   options: any[]
   selected: any[]
+  parser: (opt: string) => any
 }
 
-function DynamicConfigDropdown({ configName, label, options, selected }: DynamicConfigDropdownProps) {
+function DynamicConfigDropdown({ configName, label, options, selected, parser }: DynamicConfigDropdownProps) {
   const updateConfig = useUpdateConfig()
   const handleSelectChange = (e: React.ChangeEvent<HTMLSelectElement>) => {
-    const selectedValues = Array.from(e.target.selectedOptions, (opt) => Number.parseInt(opt.value))
+    const selectedValues = Array.from(e.target.selectedOptions, (opt) => parser(opt.value))
     // Saved to atom as { [configName]: { [configName]: values } } to match Statsig return format
     updateConfig(configName, { [configName]: selectedValues })
   }
@@ -299,6 +300,7 @@ export default function FeatureFlagModal() {
           <DynamicConfigDropdown
             selected={useQuickRouteChains()}
             options={Object.values(ChainId).filter((v) => !isNaN(Number(v))) as ChainId[]}
+            parser={Number.parseInt}
             configName={DynamicConfigName.quickRouteChains}
             label="Enable quick routes for these chains"
           />
diff --git a/src/featureFlags/dynamicConfig/quickRouteChains.ts b/src/featureFlags/dynamicConfig/quickRouteChains.ts
index ef17b7fe7da..c6663632d24 100644
--- a/src/featureFlags/dynamicConfig/quickRouteChains.ts
+++ b/src/featureFlags/dynamicConfig/quickRouteChains.ts
@@ -8,10 +8,10 @@ export function useQuickRouteChains(): ChainId[] {
   const featureFlagsContext = useFeatureFlagsContext()
   let chains = statsigConfig.get(DynamicConfigName.quickRouteChains, []) as ChainId[]
 
-  const modalSetChains =
-    featureFlagsContext.configs[DynamicConfigName.quickRouteChains][DynamicConfigName.quickRouteChains]
-  if (Array.isArray(modalSetChains) && modalSetChains !== chains) {
-    chains = modalSetChains
+  const modalSettings = featureFlagsContext.configs[DynamicConfigName.quickRouteChains]
+  if (modalSettings) {
+    const modalSetChains = modalSettings[DynamicConfigName.quickRouteChains]
+    if (Array.isArray(modalSetChains) && modalSetChains !== chains) chains = modalSetChains
   }
   if (chains.every((c) => Object.values(ChainId).includes(c))) {
     return chains