diff --git a/plugins/lsp/language-servers/efmls-configs-tools.json b/plugins/lsp/language-servers/efmls-configs-tools.json
index 2ee0bf80..201d060b 100644
--- a/plugins/lsp/language-servers/efmls-configs-tools.json
+++ b/plugins/lsp/language-servers/efmls-configs-tools.json
@@ -29,6 +29,9 @@
         "blade_formatter": [
             "blade"
         ],
+        "buf": [
+            "proto"
+        ],
         "cbfmt": [
             "markdown"
         ],
@@ -249,6 +252,9 @@
         "bashate": [
             "bash"
         ],
+        "buf": [
+            "proto"
+        ],
         "checkmake": [
             "make"
         ],