diff --git a/README.md b/README.md
index 1d74045..a762471 100644
--- a/README.md
+++ b/README.md
@@ -512,7 +512,7 @@ sections = {
       'diagnostics',
 
       -- Table of diagnostic sources, available sources are:
-      --   'nvim_lsp', 'nvim_diagnostic', 'coc', 'ale', 'vim_lsp'.
+      --   'nvim_lsp', 'nvim_diagnostic', 'nvim_workspace_diagnostic', 'coc', 'ale', 'vim_lsp'.
       -- or a function that returns a table as such:
       --   { error=error_cnt, warn=warn_cnt, info=info_cnt, hint=hint_cnt }
       sources = { 'nvim_diagnostic', 'coc' },
diff --git a/doc/lualine.txt b/doc/lualine.txt
index 8107464..d4db421 100644
--- a/doc/lualine.txt
+++ b/doc/lualine.txt
@@ -530,7 +530,7 @@ Component specific options             These are options that are available on
           'diagnostics',
     
           -- Table of diagnostic sources, available sources are:
-          --   'nvim_lsp', 'nvim_diagnostic', 'coc', 'ale', 'vim_lsp'.
+          --   'nvim_lsp', 'nvim_diagnostic', 'nvim_workspace_diagnostic', 'coc', 'ale', 'vim_lsp'.
           -- or a function that returns a table as such:
           --   { error=error_cnt, warn=warn_cnt, info=info_cnt, hint=hint_cnt }
           sources = { 'nvim_diagnostic', 'coc' },
diff --git a/lua/lualine/components/diagnostics/sources.lua b/lua/lualine/components/diagnostics/sources.lua
index f4ef71c..22c5587 100644
--- a/lua/lualine/components/diagnostics/sources.lua
+++ b/lua/lualine/components/diagnostics/sources.lua
@@ -30,6 +30,19 @@ M.sources = {
     end
     return error_count, warning_count, info_count, hint_count
   end,
+  nvim_workspace_diagnostic = function()
+    local diag_severity = vim.diagnostic.severity
+
+    local function workspace_diag(severity)
+      local count = vim.diagnostic.get(nil, {severity = severity})
+      return vim.tbl_count(count)
+    end
+
+    return workspace_diag(diag_severity.ERROR),
+      workspace_diag(diag_severity.WARN),
+      workspace_diag(diag_severity.HINT),
+      workspace_diag(diag_severity.INFO)
+  end,
   nvim_diagnostic = function()
     local diagnostics = vim.diagnostic.get(0)
     local count = { 0, 0, 0, 0 }