diff --git a/installation/mods_MarcMentat/2018.1/Marc_tools/include_linux64 b/installation/mods_MarcMentat/2018.1/Marc_tools/include_linux64
index 538434ad0..10a796e47 100644
--- a/installation/mods_MarcMentat/2018.1/Marc_tools/include_linux64
+++ b/installation/mods_MarcMentat/2018.1/Marc_tools/include_linux64
@@ -546,15 +546,15 @@ fi
 
 
 # DAMASK compiler calls: additional flags are in line 2 OpenMP flags in line 3
-DFORTLOWMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  -O0 $I8FFLAGS -I$MARC_SOURCE/common \
+DFORTLOWMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  $I8FFLAGS -I$MARC_SOURCE/common \
  -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018.1 -DDAMASKVERSION=$DAMASKVERSION \
  -qopenmp -qopenmp-threadprivate=compat\
   $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-DFORTRANMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  -O1 $I8FFLAGS -I$MARC_SOURCE/common \
+DFORTRANMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  $I8FFLAGS -I$MARC_SOURCE/common \
  -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018.1 -DDAMASKVERSION=$DAMASKVERSION \
  -qopenmp -qopenmp-threadprivate=compat\
   $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-DFORTHIGHMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  -fno-alias -O2 $I8FFLAGS -I$MARC_SOURCE/common \
+DFORTHIGHMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB $I8FFLAGS -I$MARC_SOURCE/common \
  -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018.1 -DDAMASKVERSION=$DAMASKVERSION \
  -qopenmp -qopenmp-threadprivate=compat\
   $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
@@ -572,20 +572,6 @@ then
     $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM"
 fi
 
-      # DAMASK compiler calls: additional flags are in line 2 OpenMP flags in line 3
-  DFORTLOWMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  $I8FFLAGS -I$MARC_SOURCE/common \
-   -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018.1 -DDAMASKVERSION=$DAMASKVERSION \
-   -qopenmp -qopenmp-threadprivate=compat\
-    $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-  DFORTRANMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  $I8FFLAGS -I$MARC_SOURCE/common \
-   -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018.1 -DDAMASKVERSION=$DAMASKVERSION \
-   -qopenmp -qopenmp-threadprivate=compat\
-    $MUMPS_INCLUDE $I8DEFINES  -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-  DFORTHIGHMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  -fno-alias $I8FFLAGS -I$MARC_SOURCE/common \
-   -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018.1 -DDAMASKVERSION=$DAMASKVERSION \
-   -qopenmp -qopenmp-threadprivate=compat\
-    $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-
 
 FORTLOWT="$FORTLOW"
 FORTRANT="$FORTRAN"
diff --git a/installation/mods_MarcMentat/2018/Marc_tools/include_linux64 b/installation/mods_MarcMentat/2018/Marc_tools/include_linux64
index d3151ac6c..694dccee3 100644
--- a/installation/mods_MarcMentat/2018/Marc_tools/include_linux64
+++ b/installation/mods_MarcMentat/2018/Marc_tools/include_linux64
@@ -546,15 +546,15 @@ fi
 
 
 # DAMASK compiler calls: additional flags are in line 2 OpenMP flags in line 3
-DFORTLOWMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  -O0 $I8FFLAGS -I$MARC_SOURCE/common \
+DFORTLOWMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  $I8FFLAGS -I$MARC_SOURCE/common \
  -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018 -DDAMASKVERSION=$DAMASKVERSION \
  -qopenmp -qopenmp-threadprivate=compat\
   $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-DFORTRANMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  -O1 $I8FFLAGS -I$MARC_SOURCE/common \
+DFORTRANMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  $I8FFLAGS -I$MARC_SOURCE/common \
  -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018 -DDAMASKVERSION=$DAMASKVERSION \
  -qopenmp -qopenmp-threadprivate=compat\
   $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-DFORTHIGHMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  -fno-alias -O2 $I8FFLAGS -I$MARC_SOURCE/common \
+DFORTHIGHMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  $I8FFLAGS -I$MARC_SOURCE/common \
  -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018 -DDAMASKVERSION=$DAMASKVERSION \
  -qopenmp -qopenmp-threadprivate=compat\
   $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
@@ -572,20 +572,6 @@ then
     $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM"
 fi
 
-      # DAMASK compiler calls: additional flags are in line 2 OpenMP flags in line 3
-  DFORTLOWMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  $I8FFLAGS -I$MARC_SOURCE/common \
-   -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018 -DDAMASKVERSION=$DAMASKVERSION \
-   -qopenmp -qopenmp-threadprivate=compat\
-    $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-  DFORTRANMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  $I8FFLAGS -I$MARC_SOURCE/common \
-   -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018 -DDAMASKVERSION=$DAMASKVERSION \
-   -qopenmp -qopenmp-threadprivate=compat\
-    $MUMPS_INCLUDE $I8DEFINES  -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-  DFORTHIGHMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  -fno-alias $I8FFLAGS -I$MARC_SOURCE/common \
-   -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018 -DDAMASKVERSION=$DAMASKVERSION \
-   -qopenmp -qopenmp-threadprivate=compat\
-    $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-
 
 FORTLOWT="$FORTLOW"
 FORTRANT="$FORTRAN"
diff --git a/installation/mods_MarcMentat/2019/Marc_tools/include_linux64 b/installation/mods_MarcMentat/2019/Marc_tools/include_linux64
index 290055ed3..6d630bd1d 100644
--- a/installation/mods_MarcMentat/2019/Marc_tools/include_linux64
+++ b/installation/mods_MarcMentat/2019/Marc_tools/include_linux64
@@ -554,16 +554,16 @@ fi
 
 
 # DAMASK compiler calls: additional flags are in line 2 OpenMP flags in line 3
-DFORTLOWMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  -O0 $I8FFLAGS -I$MARC_SOURCE/common \
- -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018.1 -DDAMASKVERSION=$DAMASKVERSION \
+DFORTLOWMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB $I8FFLAGS -I$MARC_SOURCE/common \
+ -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2019 -DDAMASKVERSION=$DAMASKVERSION \
  -qopenmp -qopenmp-threadprivate=compat\
   $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-DFORTRANMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  -O1 $I8FFLAGS -I$MARC_SOURCE/common \
- -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018.1 -DDAMASKVERSION=$DAMASKVERSION \
+DFORTRANMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB $I8FFLAGS -I$MARC_SOURCE/common \
+ -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2019 -DDAMASKVERSION=$DAMASKVERSION \
  -qopenmp -qopenmp-threadprivate=compat\
   $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-DFORTHIGHMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  -fno-alias -O2 $I8FFLAGS -I$MARC_SOURCE/common \
- -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018.1 -DDAMASKVERSION=$DAMASKVERSION \
+DFORTHIGHMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB $I8FFLAGS -I$MARC_SOURCE/common \
+ -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2019 -DDAMASKVERSION=$DAMASKVERSION \
  -qopenmp -qopenmp-threadprivate=compat\
   $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
 
@@ -579,19 +579,6 @@ then
     $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM"
 fi
 
-      # DAMASK compiler calls: additional flags are in line 2 OpenMP flags in line 3
-  DFORTLOWMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  $I8FFLAGS -I$MARC_SOURCE/common \
-   -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018.1 -DDAMASKVERSION=$DAMASKVERSION \
-   -qopenmp -qopenmp-threadprivate=compat\
-    $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-  DFORTRANMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  $I8FFLAGS -I$MARC_SOURCE/common \
-   -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018.1 -DDAMASKVERSION=$DAMASKVERSION \
-   -qopenmp -qopenmp-threadprivate=compat\
-    $MUMPS_INCLUDE $I8DEFINES  -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
-  DFORTHIGHMP="$FCOMP -c -implicitnone -stand f08 -standard-semantics -assume nostd_mod_proc_name -safe_cray_ptr $PROFILE -zero -mp1 -WB  -fno-alias $I8FFLAGS -I$MARC_SOURCE/common \
-   -fpp -ftz -diag-disable 5268 -warn declarations -warn general -warn usage -warn interfaces -warn ignore_loc -warn alignments -DMarc4DAMASK=2018.1 -DDAMASKVERSION=$DAMASKVERSION \
-   -qopenmp -qopenmp-threadprivate=compat\
-    $MUMPS_INCLUDE $I8DEFINES -DLinux -DLINUX -DLinux_intel $FDEFINES $DDM $SOLVERFLAGS -I$KDTREE2_MOD"
 
 FORTLOWT="$FORTLOW"
 FORTRANT="$FORTRAN"