diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ad22c7998..df5a10f60 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -75,7 +75,7 @@ variables:
   MSC:                             "$MSC2019"
   IntelMarc:                       "$IntelCompiler17_8"
   IntelAbaqus:                     "$IntelCompiler16_4"
-  HDF5Marc:                        "HDF5/1.10.4/Intel-17.8"
+  HDF5Marc:                        "HDF5/1.10.5/Intel-17.8"
   # ++++++++++++ Documentation ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
   Doxygen1_8_15:                   "Documentation/Doxygen/1.8.15"
   # ------------ Defaults ----------------------------------------------
diff --git a/src/HDF5_utilities.f90 b/src/HDF5_utilities.f90
index 68281a6a0..e4819431e 100644
--- a/src/HDF5_utilities.f90
+++ b/src/HDF5_utilities.f90
@@ -112,14 +112,10 @@ subroutine HDF5_utilities_init
   call h5open_f(hdferr)
   if (hdferr < 0) call IO_error(1,ext_msg='HDF5_Utilities_init: h5open_f')
 
-#ifndef Marc4DAMASK
-! This test should ensure that integer size matches. For some reasons, the HDF5 libraries
-! that come with MSC.Marc>=2019 seem to be of 4byte even though it is a 8byte Marc version
   call h5tget_size_f(H5T_NATIVE_INTEGER,typeSize, hdferr)
   if (hdferr < 0) call IO_error(1,ext_msg='HDF5_Utilities_init: h5tget_size_f (int)')
   if (int(bit_size(0),SIZE_T)/=typeSize*8) &
     call IO_error(0,ext_msg='Default integer size does not match H5T_NATIVE_INTEGER')
-#endif
 
   call h5tget_size_f(H5T_NATIVE_DOUBLE,typeSize, hdferr)
   if (hdferr < 0) call IO_error(1,ext_msg='HDF5_Utilities_init: h5tget_size_f (double)')