2 files changed, 7 insertions, 11 deletions
diff --git a/ale_linters/c/clangd.vim b/ale_linters/c/clangd.vim
index 918eadcc..79b600fa 100644
--- a/ale_linters/c/clangd.vim
+++ b/ale_linters/c/clangd.vim
@@ -4,12 +4,6 @@
 call ale#Set('c_clangd_executable', 'clangd')
 call ale#Set('c_clangd_options', '')
 
-function! ale_linters#c#clangd#GetProjectRoot(buffer) abort
-    let l:project_root = ale#path#FindNearestFile(a:buffer, 'compile_commands.json')
-
-    return !empty(l:project_root) ? fnamemodify(l:project_root, ':h') : ''
-endfunction
-
 function! ale_linters#c#clangd#GetCommand(buffer) abort
     return '%e' . ale#Pad(ale#Var(a:buffer, 'c_clangd_options'))
 endfunction
@@ -19,5 +13,5 @@ call ale#linter#Define('c', {
 \   'lsp': 'stdio',
 \   'executable': {b -> ale#Var(b, 'c_clangd_executable')},
 \   'command': function('ale_linters#c#clangd#GetCommand'),
-\   'project_root': function('ale_linters#c#clangd#GetProjectRoot'),
+\   'project_root': function('ale#c#FindProjectRoot'),
 \})
diff --git a/ale_linters/c/cquery.vim b/ale_linters/c/cquery.vim
index d2be9cd9..ff0f34af 100644
--- a/ale_linters/c/cquery.vim
+++ b/ale_linters/c/cquery.vim
@@ -5,13 +5,15 @@ call ale#Set('c_cquery_executable', 'cquery')
 call ale#Set('c_cquery_cache_directory', expand('~/.cache/cquery'))
 
 function! ale_linters#c#cquery#GetProjectRoot(buffer) abort
-    let l:project_root = ale#path#FindNearestFile(a:buffer, 'compile_commands.json')
+    " Try to find cquery configuration files first.
+    let l:config = ale#path#FindNearestFile(a:buffer, '.cquery')
 
-    if empty(l:project_root)
-        let l:project_root = ale#path#FindNearestFile(a:buffer, '.cquery')
+    if !empty(l:config)
+        return fnamemodify(l:config, ':h')
     endif
 
-    return !empty(l:project_root) ? fnamemodify(l:project_root, ':h') : ''
+    " Fall back on default project root detection.
+    return ale#c#FindProjectRoot(a:buffer)
 endfunction
 
 function! ale_linters#c#cquery#GetInitializationOptions(buffer) abort