diff --git a/protoc-c/c_message.cc b/protoc-c/c_message.cc
index 37e8bf8..af2974c 100755
--- a/protoc-c/c_message.cc
+++ b/protoc-c/c_message.cc
@@ -499,7 +499,7 @@ GenerateMessageDescriptor(io::Printer* printer, bool gen_init) {
 	  // NOTE: not supported by protobuf
 	  vars["maybe_static"] = "";
 	  vars["field_dv_ctype"] = "{ ... }";
-	  GOOGLE_LOG(DFATAL) << "Messages can't have default values!";
+	  GOOGLE_LOG(FATAL) << "Messages can't have default values!";
 	  break;
 	case FieldDescriptor::CPPTYPE_STRING:
 	  if (fd->type() == FieldDescriptor::TYPE_BYTES || opt.string_as_bytes())
@@ -521,7 +521,7 @@ GenerateMessageDescriptor(io::Printer* printer, bool gen_init) {
 	    break;
 	  }
 	default:
-	  GOOGLE_LOG(DFATAL) << "Unknown CPPTYPE";
+	  GOOGLE_LOG(FATAL) << "Unknown CPPTYPE";
 	  break;
 	}
 	if (!already_defined)
diff --git a/protoc-c/c_primitive_field.cc b/protoc-c/c_primitive_field.cc
index 6990893..1727af3 100644
--- a/protoc-c/c_primitive_field.cc
+++ b/protoc-c/c_primitive_field.cc
@@ -143,7 +143,7 @@ std::string PrimitiveFieldGenerator::GetDefaultValue() const
     case FieldDescriptor::CPPTYPE_BOOL:
       return descriptor_->default_value_bool() ? "1" : "0";
     default:
-      GOOGLE_LOG(DFATAL) << "unexpected CPPTYPE in c_primitive_field";
+      GOOGLE_LOG(FATAL) << "unexpected CPPTYPE in c_primitive_field";
       return "UNEXPECTED_CPPTYPE";
   }
 }