diff --git a/modules/cloudflare-vars.ts b/modules/cloudflare-vars.ts
index 58ba0be3..7b2d1242 100644
--- a/modules/cloudflare-vars.ts
+++ b/modules/cloudflare-vars.ts
@@ -17,7 +17,7 @@ export default defineNuxtModule({
           if (typeof value === 'object' && value !== null) {
             walkConfig(value, `${prefix}${key}.`)
           }
-          else if (typeof value !== 'object') {
+          else if (typeof value !== 'object' && value) {
             const varKey = kebabCase(`${prefix}${key}`).toUpperCase().replace(/-/g, '_')
             vars[varKey] = value
           }
diff --git a/modules/security.ts b/modules/security.ts
index 2149522f..dc451a4d 100644
--- a/modules/security.ts
+++ b/modules/security.ts
@@ -20,6 +20,7 @@ export default defineNuxtModule({
       nitro.options.handlers = nitro.options.handlers.filter(handler => !handler.handler.includes('node_modules/nuxt-security/'))
       // remove nuxt-security's rate limiter storage (requires lru-cache)
       delete nitro.options.storage['#rate-limiter-storage']
+      delete (nitro.options.runtimeConfig as any).security
     })
   },
 })