diff --git a/doc/server_configurations.md b/doc/server_configurations.md
index 670f1b5aed..de6156fa29 100644
--- a/doc/server_configurations.md
+++ b/doc/server_configurations.md
@@ -772,7 +772,7 @@ require'lspconfig'.ccls.setup{}
   ```
   - `root_dir` : 
   ```lua
-  <function 1>
+  root_pattern('compile_commands.json', '.ccls', '.git')
   ```
   - `single_file_support` : 
   ```lua
diff --git a/doc/server_configurations.txt b/doc/server_configurations.txt
index 670f1b5aed..de6156fa29 100644
--- a/doc/server_configurations.txt
+++ b/doc/server_configurations.txt
@@ -772,7 +772,7 @@ require'lspconfig'.ccls.setup{}
   ```
   - `root_dir` : 
   ```lua
-  <function 1>
+  root_pattern('compile_commands.json', '.ccls', '.git')
   ```
   - `single_file_support` : 
   ```lua