diff --git a/lib/inject-collector-cache-config-extension.js b/lib/inject-collector-cache-config-extension.js
index 7370a81..fe0cf3d 100644
--- a/lib/inject-collector-cache-config-extension.js
+++ b/lib/inject-collector-cache-config-extension.js
@@ -69,15 +69,17 @@ module.exports.register = function ({ playbook, config = {} }) {
             }
             logger.info(`Use the cache found at ${cacheDir}`)
           } else {
+            const cachedConfig = []
             const normalizedCollectorConfig = Array.isArray(collectorConfig) ? collectorConfig : [collectorConfig]
-            origin.descriptor.ext.collector = normalizedCollectorConfig
+            origin.descriptor.ext.collector = cachedConfig
             normalizedCollectorConfig.forEach((collector) => {
               const { scan: scanConfig = [] } = collector
               // cache the output of the build
               const scanDir = expandPath(scanConfig.dir, expandPathContext)
               logger.info(`Configuring collector to cache '${scanDir}' at '${cacheDir}'`)
               const cachedCollectorConfig = createCachedCollectorConfig(scanDir, cacheDir)
-              normalizedCollectorConfig.push.apply(normalizedCollectorConfig, cachedCollectorConfig)
+              cachedConfig.push(collector)
+              cachedConfig.push.apply(cachedConfig, cachedCollectorConfig)
             })
             // add the zip of cache to be published
             zipInfo.push({ cacheDir, zipCacheFile })
diff --git a/test/inject-collector-cache-config-extension-test.js b/test/inject-collector-cache-config-extension-test.js
index 17c90e4..6959bce 100644
--- a/test/inject-collector-cache-config-extension-test.js
+++ b/test/inject-collector-cache-config-extension-test.js
@@ -229,13 +229,13 @@ describe('inject-collector-cache-config-extension', () => {
             },
           },
           {
-            scan: {
-              dir: './build/antora-resources-2',
+            run: {
+              command: `node '${resolvedCacheScanDirIndexJs}' '${scan}' '${cache}'`,
             },
           },
           {
-            run: {
-              command: `node '${resolvedCacheScanDirIndexJs}' '${scan}' '${cache}'`,
+            scan: {
+              dir: './build/antora-resources-2',
             },
           },
           {