diff --git a/lib/autocomplete-paths.js b/lib/autocomplete-paths.js
index 74922c0..e229729 100644
--- a/lib/autocomplete-paths.js
+++ b/lib/autocomplete-paths.js
@@ -23,11 +23,13 @@ export default {
       'core.excludeVcsIgnoredPaths',
       'autocomplete-paths.ignoreSubmodules',
       'autocomplete-paths.ignoredNames',
-      'autocomplete-paths.ignoredPatterns'
+      'autocomplete-paths.ignoredPatterns',
+      'autocomplete-paths.maxFileCount'
     ]
     cacheOptions.forEach(cacheOption => {
       this.subscriptions.add(atom.config.observe(cacheOption, value => {
         if (!this._provider) return
+        this._provider.updateConfig()
         this._provider.rebuildCache()
       }))
     })
diff --git a/lib/paths-cache.js b/lib/paths-cache.js
index 9cb3323..ed67c38 100644
--- a/lib/paths-cache.js
+++ b/lib/paths-cache.js
@@ -21,6 +21,10 @@ export default class PathsCache extends EventEmitter {
     this._filePathsByDirectory = new Map()
     this._fileWatchersByDirectory = new Map()
 
+    this.updateConfig()
+  }
+
+  updateConfig() {
     this.config = {
       excludeVcsIgnoredPaths: atom.config.get('core.excludeVcsIgnoredPaths'),
       ignoreSubmodules: atom.config.get('autocomplete-paths.ignoreSubmodules'),