diff --git a/src/Microsoft.SqlTools.ServiceLayer/LanguageServices/AutoCompleteService.cs b/src/Microsoft.SqlTools.ServiceLayer/LanguageServices/AutoCompleteService.cs
index f8feae6a..a390eae2 100644
--- a/src/Microsoft.SqlTools.ServiceLayer/LanguageServices/AutoCompleteService.cs
+++ b/src/Microsoft.SqlTools.ServiceLayer/LanguageServices/AutoCompleteService.cs
@@ -123,7 +123,7 @@ namespace Microsoft.SqlTools.ServiceLayer.LanguageServices
         /// <summary>
         /// Intellisense cache count access for testing.
         /// </summary>
-        public int GetCacheCount()
+        internal int GetCacheCount()
         {
             return caches.Count;
         }