diff --git a/include/caosdb/file_transmission/file_reader.h b/include/caosdb/file_transmission/file_reader.h
index 67c1247fa97cc43e28064b4e0da81812f41b231a..5820c1e9294c76f0f777a6e7cfae9cde7ebf490f 100644
--- a/include/caosdb/file_transmission/file_reader.h
+++ b/include/caosdb/file_transmission/file_reader.h
@@ -52,6 +52,7 @@
 #include <boost/filesystem/fstream.hpp>    // for ifstream
 #include <boost/filesystem/operations.hpp> // for exists
 #include <boost/filesystem/path.hpp>       // for path
+#include <cstddef>                         // for size_t
 #include <fstream>                         // for ifstream, size_t
 #include <string>                          // for string
 
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index aefe6846d23f2cc3a145cbf6158101e7e1bb3df4..9cacb63b0f6b74368508df6920e2dc03db81a929 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -41,7 +41,7 @@ set(test_cases
 
 # special linting for tests
 set(_CMAKE_CXX_CLANG_TIDY_TEST_CHECKS
-  "${_CMAKE_CXX_CLANG_TIDY_CHECKS},-cert-err58-cpp,-cppcoreguidelines-avoid-non-const-global-variables,-cppcoreguidelines-owning-memory,-modernize-use-trailing-return-type,-google-readability-avoid-underscore-in-googletest-name,-cppcoreguidelines-avoid-magic-numbers,-readability-magic-numbers,-cppcoreguidelines-avoid-goto,-hicpp-avoid-goto,-readability-function-cognitive-complexity,-cppcoreguidelines-non-private-member-variables-in-classes,-misc-non-private-member-variables-in-classes"
+  "${_CMAKE_CXX_CLANG_TIDY_CHECKS},-cert-err58-cpp,-cppcoreguidelines-avoid-non-const-global-variables,-cppcoreguidelines-owning-memory,-modernize-use-trailing-return-type,-google-readability-avoid-underscore-in-googletest-name,-cppcoreguidelines-avoid-magic-numbers,-readability-magic-numbers,-cppcoreguidelines-avoid-goto,-hicpp-avoid-goto,-readability-function-cognitive-complexity,-cppcoreguidelines-non-private-member-variables-in-classes,-misc-non-private-member-variables-in-classes,-clang-analyzer-cplusplus.Move"
 )
 
 # add special cmake functions for gtest
diff --git a/test/test_data_type.cpp b/test/test_data_type.cpp
index cc59a6592fcc49a7d2b62413a8354bb9e3ba79e6..b1e714d705b23dcaef6354e17cf94e411f1d8335 100644
--- a/test/test_data_type.cpp
+++ b/test/test_data_type.cpp
@@ -134,7 +134,7 @@ TEST(test_data_type, data_type_copy_constructor) {
   const auto dt_string = data_type.ToString();
 
   // copy
-  const DataType copy_data_type(data_type);
+  const DataType copy_data_type(data_type); // NOLINT (explicit copy)
   EXPECT_EQ(copy_data_type, data_type);
   EXPECT_EQ(dt_string, copy_data_type.ToString());
 }
@@ -146,9 +146,9 @@ TEST(test_data_type, data_type_move_constructor) {
   // copy for testing
   const DataType copy_data_type(data_type);
   // move
-  const DataType move_data_type(std::move(data_type));
-  EXPECT_NE(data_type, copy_data_type);       // NOLINT
-  EXPECT_NE(data_type.ToString(), dt_string); // NOLINT
+  const DataType move_data_type(std::move(data_type)); // NOLINT
+  EXPECT_NE(data_type, copy_data_type);                // NOLINT
+  EXPECT_NE(data_type.ToString(), dt_string);          // NOLINT
 
   EXPECT_EQ(copy_data_type, move_data_type);
   EXPECT_EQ(move_data_type.ToString(), dt_string);
@@ -159,7 +159,7 @@ TEST(test_data_type, data_type_copy_assignment) {
   const auto dt_string = data_type.ToString();
 
   // copy
-  DataType copy_data_type = data_type;
+  DataType copy_data_type = data_type; // NOLINT (explicit copy)
   EXPECT_EQ(copy_data_type, data_type);
   EXPECT_EQ(dt_string, copy_data_type.ToString());
 }
@@ -171,9 +171,9 @@ TEST(test_data_type, data_type_move_assignment) {
   // copy for testing
   const DataType copy_data_type(data_type);
   // move
-  DataType move_data_type = std::move(data_type);
-  EXPECT_NE(data_type, copy_data_type);       // NOLINT
-  EXPECT_NE(data_type.ToString(), dt_string); // NOLINT
+  DataType move_data_type = std::move(data_type); // NOLINT
+  EXPECT_NE(data_type, copy_data_type);           // NOLINT
+  EXPECT_NE(data_type.ToString(), dt_string);     // NOLINT
 
   EXPECT_EQ(copy_data_type, move_data_type);
   EXPECT_EQ(move_data_type.ToString(), dt_string);