diff --git a/etc/config.csh/CGAL b/etc/config.csh/CGAL
index f4aa8d1227..9eab99eee8 100644
--- a/etc/config.csh/CGAL
+++ b/etc/config.csh/CGAL
@@ -6,11 +6,10 @@
 #    \\/     M anipulation  |
 #------------------------------------------------------------------------------
 #     Copyright (C) 2014-2016 OpenFOAM Foundation
-#     Copyright (C) 2016-2018 OpenCFD Ltd.
+#     Copyright (C) 2016-2020 OpenCFD Ltd.
 #------------------------------------------------------------------------------
 # License
-#     This file is part of OpenFOAM, licensed under GNU General Public License
-#     <http://www.gnu.org/licenses/>.
+#     This file is part of OpenFOAM, distributed under GPL-3.0-or-later.
 #
 # File
 #     etc/config.csh/CGAL
@@ -43,11 +42,11 @@
 #------------------------------------------------------------------------------
 # USER EDITABLE PART: Changes made here may be lost with the next upgrade
 
-set boost_version=boost_1_64_0
-set cgal_version=CGAL-4.9.1
+set boost_version=boost_1_66_0
+set cgal_version=CGAL-4.12.2
 
-setenv BOOST_ARCH_PATH $WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER/$boost_version
-setenv CGAL_ARCH_PATH $WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER/$cgal_version
+setenv BOOST_ARCH_PATH "$WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER/$boost_version"
+setenv CGAL_ARCH_PATH "$WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER/$cgal_version"
 
 # END OF (NORMAL) USER EDITABLE PART
 #------------------------------------------------------------------------------
diff --git a/etc/config.csh/mpi b/etc/config.csh/mpi
index 58e61af1d6..76800e0868 100644
--- a/etc/config.csh/mpi
+++ b/etc/config.csh/mpi
@@ -55,7 +55,7 @@ case SYSTEMOPENMPI*:
     breaksw
 
 case OPENMPI:
-    setenv FOAM_MPI openmpi-1.10.7
+    setenv FOAM_MPI openmpi-4.0.3
     _foamEtc -config openmpi                    # <- Adjustments (optional)
 
     # Respect MPI_ARCH_PATH if set to valid directory (eg, user adjustments)
diff --git a/etc/config.csh/petsc b/etc/config.csh/petsc
index 040821af01..fe6e74349a 100644
--- a/etc/config.csh/petsc
+++ b/etc/config.csh/petsc
@@ -5,11 +5,10 @@
 #   \\  /    A nd           | www.openfoam.com
 #    \\/     M anipulation  |
 #------------------------------------------------------------------------------
-#     Copyright (C) 2018 OpenCFD Ltd.
+#     Copyright (C) 2018-2020 OpenCFD Ltd.
 #------------------------------------------------------------------------------
 # License
-#     This file is part of OpenFOAM, licensed under GNU General Public License
-#     <http://www.gnu.org/licenses/>.
+#     This file is part of OpenFOAM, distributed under GPL-3.0-or-later.
 #
 # File
 #     etc/config.csh/petsc
@@ -31,8 +30,8 @@
 #------------------------------------------------------------------------------
 # USER EDITABLE PART: Changes made here may be lost with the next upgrade
 
-set petsc_version=petsc-3.9.3
-setenv PETSC_ARCH_PATH $WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER$WM_PRECISION_OPTION$WM_LABEL_OPTION/$petsc_version
+set petsc_version=petsc-3.13.2
+setenv PETSC_ARCH_PATH "$WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER$WM_PRECISION_OPTION$WM_LABEL_OPTION/$petsc_version"
 
 # END OF (NORMAL) USER EDITABLE PART
 #------------------------------------------------------------------------------
diff --git a/etc/config.sh/CGAL b/etc/config.sh/CGAL
index 38014a26b4..ce985f1b24 100644
--- a/etc/config.sh/CGAL
+++ b/etc/config.sh/CGAL
@@ -6,11 +6,10 @@
 #    \\/     M anipulation  |
 #------------------------------------------------------------------------------
 #     Copyright (C) 2014-2016 OpenFOAM Foundation
-#     Copyright (C) 2016-2018 OpenCFD Ltd.
+#     Copyright (C) 2016-2020 OpenCFD Ltd.
 #------------------------------------------------------------------------------
 # License
-#     This file is part of OpenFOAM, licensed under GNU General Public License
-#     <http://www.gnu.org/licenses/>.
+#     This file is part of OpenFOAM, distributed under GPL-3.0-or-later.
 #
 # File
 #     etc/config.sh/CGAL
@@ -44,11 +43,11 @@
 #------------------------------------------------------------------------------
 # USER EDITABLE PART: Changes made here may be lost with the next upgrade
 
-boost_version=boost_1_64_0
-cgal_version=CGAL-4.9.1
+boost_version=boost_1_66_0
+cgal_version=CGAL-4.12.2
 
-export BOOST_ARCH_PATH=$WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER/$boost_version
-export CGAL_ARCH_PATH=$WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER/$cgal_version
+export BOOST_ARCH_PATH="$WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER/$boost_version"
+export CGAL_ARCH_PATH="$WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER/$cgal_version"
 
 # END OF (NORMAL) USER EDITABLE PART
 #------------------------------------------------------------------------------
diff --git a/etc/config.sh/mpi b/etc/config.sh/mpi
index 6d0cf4c649..7e515bcfbf 100644
--- a/etc/config.sh/mpi
+++ b/etc/config.sh/mpi
@@ -61,7 +61,7 @@ SYSTEMOPENMPI*)
     ;;
 
 OPENMPI)
-    export FOAM_MPI=openmpi-1.10.7
+    export FOAM_MPI=openmpi-4.0.3
     _foamEtc -config  openmpi                   # <- Adjustments (optional)
 
     # Respect MPI_ARCH_PATH if set to valid directory (eg, user adjustments)
diff --git a/etc/config.sh/petsc b/etc/config.sh/petsc
index 75492913ab..f6976cbd60 100644
--- a/etc/config.sh/petsc
+++ b/etc/config.sh/petsc
@@ -5,11 +5,10 @@
 #   \\  /    A nd           | www.openfoam.com
 #    \\/     M anipulation  |
 #------------------------------------------------------------------------------
-#     Copyright (C) 2018 OpenCFD Ltd.
+#     Copyright (C) 2018-2020 OpenCFD Ltd.
 #------------------------------------------------------------------------------
 # License
-#     This file is part of OpenFOAM, licensed under GNU General Public License
-#     <http://www.gnu.org/licenses/>.
+#     This file is part of OpenFOAM, distributed under GPL-3.0-or-later.
 #
 # File
 #     etc/config.sh/petsc
@@ -28,8 +27,8 @@
 #------------------------------------------------------------------------------
 # USER EDITABLE PART: Changes made here may be lost with the next upgrade
 
-petsc_version=petsc-3.9.3
-export PETSC_ARCH_PATH=$WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER$WM_PRECISION_OPTION$WM_LABEL_OPTION/$petsc_version
+petsc_version=petsc-3.13.2
+export PETSC_ARCH_PATH="$WM_THIRD_PARTY_DIR/platforms/$WM_ARCH$WM_COMPILER$WM_PRECISION_OPTION$WM_LABEL_OPTION/$petsc_version"
 
 # END OF (NORMAL) USER EDITABLE PART
 #------------------------------------------------------------------------------