diff --git a/CMakeLists.txt b/CMakeLists.txt
index 74cac38d21e3e4bfcf399ee02657218f19b4dc5c..41aca5787b9009e1faa44dcc8aa6d47d8ace2016 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -478,7 +478,7 @@ try_compile( WALBERLA_USE_STD_FILESYSTEM "${CMAKE_CURRENT_BINARY_DIR}" "${CMAKE_
              COMPILE_DEFINITIONS -DWALBERLA_USE_STD_FILESYSTEM COPY_FILE "${CMAKE_CURRENT_BINARY_DIR}/TestStdFilesystem" )
 if( WALBERLA_USE_STD_FILESYSTEM )
   # detect https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90050 by checking whether it segfaults
-  execute_process( COMMAND "${CMAKE_CURRENT_BINARY_DIR}/TestStdFilesystem" RESULT_VARIABLE WALBERLA_STD_FILESYSTEM_WORKS )
+  execute_process( COMMAND "${CMAKE_CURRENT_BINARY_DIR}/TestStdFilesystem" OUTPUT_QUIET RESULT_VARIABLE WALBERLA_STD_FILESYSTEM_WORKS )
 endif()
 if( WALBERLA_USE_STD_FILESYSTEM AND WALBERLA_STD_FILESYSTEM_WORKS EQUAL 0 )
    message( STATUS "Found std::filesystem")
diff --git a/cmake/FindOpenMesh.cmake b/cmake/FindOpenMesh.cmake
index 307899c0906a4b7d11d6bfe38e6bef4fe7eb74a8..c9359b099e05242a2000eb54c8a152fbae947644 100644
--- a/cmake/FindOpenMesh.cmake
+++ b/cmake/FindOpenMesh.cmake
@@ -53,7 +53,7 @@
 #                                                                            
 #===========================================================================
 
-cmake_minimum_required(VERSION 2.8.9)
+cmake_minimum_required(VERSION 2.8.12)
 
 #if already found via finder or simulated finder in openmesh CMakeLists.txt, skip the search
 IF (NOT OPENMESH_FOUND)