diff --git a/src/cache_manager.cc b/src/cache_manager.cc
index 2c23f26c..0fc06613 100644
--- a/src/cache_manager.cc
+++ b/src/cache_manager.cc
@@ -14,14 +14,14 @@ namespace {
 
 // Manages loading caches from file paths for the indexer process.
 struct RealCacheManager : ICacheManager {
-  explicit RealCacheManager(Config* config) : config_(config) {}
+  explicit RealCacheManager() {}
   ~RealCacheManager() override = default;
 
   void WriteToCache(IndexFile& file) override {
     std::string cache_path = GetCachePath(file.path);
     WriteToFile(cache_path, file.file_contents);
 
-    std::string indexed_content = Serialize(config_->cacheFormat, file);
+    std::string indexed_content = Serialize(g_config.cacheFormat, file);
     WriteToFile(AppendSerializationFormat(cache_path), indexed_content);
   }
 
@@ -38,27 +38,27 @@ struct RealCacheManager : ICacheManager {
     if (!file_content || !serialized_indexed_content)
       return nullptr;
 
-    return Deserialize(config_->cacheFormat, path, *serialized_indexed_content,
+    return Deserialize(g_config.cacheFormat, path, *serialized_indexed_content,
                        *file_content, IndexFile::kMajorVersion);
   }
 
   std::string GetCachePath(const std::string& source_file) {
-    assert(!config_->cacheDirectory.empty());
+    assert(!g_config.cacheDirectory.empty());
     std::string cache_file;
-    size_t len = config_->projectRoot.size();
-    if (StartsWith(source_file, config_->projectRoot)) {
-      cache_file = EscapeFileName(config_->projectRoot) +
+    size_t len = g_config.projectRoot.size();
+    if (StartsWith(source_file, g_config.projectRoot)) {
+      cache_file = EscapeFileName(g_config.projectRoot) +
                    EscapeFileName(source_file.substr(len));
     } else {
-      cache_file = '@' + EscapeFileName(config_->projectRoot) +
+      cache_file = '@' + EscapeFileName(g_config.projectRoot) +
                    EscapeFileName(source_file);
     }
 
-    return config_->cacheDirectory + cache_file;
+    return g_config.cacheDirectory + cache_file;
   }
 
   std::string AppendSerializationFormat(const std::string& base) {
-    switch (config_->cacheFormat) {
+    switch (g_config.cacheFormat) {
       case SerializeFormat::Json:
         return base + ".json";
       case SerializeFormat::MessagePack:
@@ -67,8 +67,6 @@ struct RealCacheManager : ICacheManager {
     assert(false);
     return ".json";
   }
-
-  Config* config_;
 };
 
 struct FakeCacheManager : ICacheManager {
@@ -105,8 +103,8 @@ struct FakeCacheManager : ICacheManager {
 }  // namespace
 
 // static
-std::shared_ptr<ICacheManager> ICacheManager::Make(Config* config) {
-  return std::make_shared<RealCacheManager>(config);
+std::shared_ptr<ICacheManager> ICacheManager::Make() {
+  return std::make_shared<RealCacheManager>();
 }
 
 // static
diff --git a/src/cache_manager.h b/src/cache_manager.h
index f175544b..0904f098 100644
--- a/src/cache_manager.h
+++ b/src/cache_manager.h
@@ -18,7 +18,7 @@ struct ICacheManager {
     std::string json;
   };
 
-  static std::shared_ptr<ICacheManager> Make(Config* config);
+  static std::shared_ptr<ICacheManager> Make();
   static std::shared_ptr<ICacheManager> MakeFake(
       const std::vector<FakeCacheEntry>& entries);
 
diff --git a/src/messages/ccls_freshen_index.cc b/src/messages/ccls_freshen_index.cc
index 8e25a7b2..b56701db 100644
--- a/src/messages/ccls_freshen_index.cc
+++ b/src/messages/ccls_freshen_index.cc
@@ -40,7 +40,7 @@ struct Handler_CclsFreshenIndex : BaseMessageHandler<In_CclsFreshenIndex> {
     GroupMatch matcher(request->params.whitelist, request->params.blacklist);
 
     // Unmark all files whose timestamp has changed.
-    std::shared_ptr<ICacheManager> cache_manager = ICacheManager::Make(config);
+    std::shared_ptr<ICacheManager> cache_manager = ICacheManager::Make();
 
     std::queue<const QueryFile*> q;
     // |need_index| stores every filename ever enqueued.
diff --git a/src/messages/ccls_index_file.cc b/src/messages/ccls_index_file.cc
index 4dfac696..0e4ecd86 100644
--- a/src/messages/ccls_index_file.cc
+++ b/src/messages/ccls_index_file.cc
@@ -33,7 +33,7 @@ struct Handler_CclsIndexFile : BaseMessageHandler<In_CclsIndexFile> {
     QueueManager::instance()->index_request.PushBack(
         Index_Request(NormalizePath(request->params.path), request->params.args,
                       request->params.is_interactive, request->params.contents,
-                      ICacheManager::Make(config)));
+                      ICacheManager::Make()));
   }
 };
 REGISTER_MESSAGE_HANDLER(Handler_CclsIndexFile);
diff --git a/src/messages/text_document_did_change.cc b/src/messages/text_document_did_change.cc
index 95be3ab5..4f978bc3 100644
--- a/src/messages/text_document_did_change.cc
+++ b/src/messages/text_document_did_change.cc
@@ -33,7 +33,7 @@ struct Handler_TextDocumentDidChange
         Project::Entry entry = project->FindCompilationEntryForFile(path);
         QueueManager::instance()->index_request.PushBack(
             Index_Request(entry.filename, entry.args, true /*is_interactive*/,
-                          *content, ICacheManager::Make(config)),
+                          *content, ICacheManager::Make()),
             true);
       }
     }
diff --git a/src/messages/text_document_did_open.cc b/src/messages/text_document_did_open.cc
index e1261c95..06c83fa2 100644
--- a/src/messages/text_document_did_open.cc
+++ b/src/messages/text_document_did_open.cc
@@ -41,7 +41,7 @@ struct Handler_TextDocumentDidOpen
     Timer time;
     std::string path = params.textDocument.uri.GetPath();
 
-    std::shared_ptr<ICacheManager> cache_manager = ICacheManager::Make(config);
+    std::shared_ptr<ICacheManager> cache_manager = ICacheManager::Make();
     WorkingFile* working_file = working_files->OnOpen(params.textDocument);
     std::optional<std::string> cached_file_contents =
         cache_manager->LoadCachedFileContents(path);
diff --git a/src/messages/text_document_did_save.cc b/src/messages/text_document_did_save.cc
index 57a3310b..9596ddb4 100644
--- a/src/messages/text_document_did_save.cc
+++ b/src/messages/text_document_did_save.cc
@@ -55,7 +55,7 @@ struct Handler_TextDocumentDidSave
         Project::Entry entry = project->FindCompilationEntryForFile(path);
         QueueManager::instance()->index_request.PushBack(
             Index_Request(entry.filename, entry.args, true /*is_interactive*/,
-                          *content, ICacheManager::Make(config)),
+                          *content, ICacheManager::Make()),
             true);
       }
     }
diff --git a/src/messages/workspace_did_change_watched_files.cc b/src/messages/workspace_did_change_watched_files.cc
index ac2a1bd1..19b4ad13 100644
--- a/src/messages/workspace_did_change_watched_files.cc
+++ b/src/messages/workspace_did_change_watched_files.cc
@@ -56,7 +56,7 @@ struct Handler_WorkspaceDidChangeWatchedFiles
           else {
             QueueManager::instance()->index_request.PushBack(
                 Index_Request(path, entry.args, is_interactive, *content,
-                              ICacheManager::Make(config)));
+                              ICacheManager::Make()));
             if (is_interactive)
               clang_complete->NotifySave(path);
           }
@@ -65,7 +65,7 @@ struct Handler_WorkspaceDidChangeWatchedFiles
         case lsFileChangeType::Deleted:
           QueueManager::instance()->index_request.PushBack(
               Index_Request(path, entry.args, is_interactive, std::string(),
-                            ICacheManager::Make(config)));
+                            ICacheManager::Make()));
           break;
       }
     }
diff --git a/src/project.cc b/src/project.cc
index fe1f88f3..7357557d 100644
--- a/src/project.cc
+++ b/src/project.cc
@@ -568,9 +568,9 @@ void Project::Index(Config* config,
       return;
     }
     bool is_interactive = wfiles->GetFileByFilename(entry.filename) != nullptr;
-    queue->index_request.PushBack(
-        Index_Request(entry.filename, entry.args, is_interactive, *content,
-                      ICacheManager::Make(config), id));
+    queue->index_request.PushBack(Index_Request(entry.filename, entry.args,
+                                                is_interactive, *content,
+                                                ICacheManager::Make(), id));
   });
 }