diff --git a/cmvr-es/config_server/config_file_service.cpp b/cmvr-es/config_server/config_file_service.cpp
index b5498393..f8437def 100644
--- a/cmvr-es/config_server/config_file_service.cpp
+++ b/cmvr-es/config_server/config_file_service.cpp
@@ -113,14 +113,18 @@ const google::protobuf::Descriptor* descriptorForPath(const std::string& path)
 
 class TextErrorCollector final : public google::protobuf::io::ErrorCollector {
 public:
-    void AddError(int line, int column, const std::string& message) override
+    void RecordError(
+        int line,
+        google::protobuf::io::ColumnNumber column,
+        absl::string_view message) override
     {
         if (!errors_.empty()) errors_ += "; ";
         errors_ += "line " + std::to_string(line + 1) + ", column " +
-                   std::to_string(column + 1) + ": " + message;
+                   std::to_string(column + 1) + ": " + std::string(message);
     }
 
-    void AddWarning(int, int, const std::string&) override {}
+    void RecordWarning(
+        int, google::protobuf::io::ColumnNumber, absl::string_view) override {}
 
     const std::string& errors() const noexcept { return errors_; }