diff --git a/etc/config/settings.csh b/etc/config/settings.csh
index c62918ea77..5fdee1186d 100644
--- a/etc/config/settings.csh
+++ b/etc/config/settings.csh
@@ -226,10 +226,10 @@ case ThirdParty:
         breaksw
     case Gcc48:
     case Gcc48++0x:
-        set gcc_version=gcc-4.8.0
-        set gmp_version=gmp-5.0.4
-        set mpfr_version=mpfr-3.1.0
-        set mpc_version=mpc-0.9
+        set gcc_version=gcc-4.8.1
+        set gmp_version=gmp-5.1.2
+        set mpfr_version=mpfr-3.1.2
+        set mpc_version=mpc-1.0.1
         breaksw
     case Gcc47:
     case Gcc47++0x:
@@ -397,7 +397,7 @@ case SYSTEMOPENMPI:
     breaksw
 
 case OPENMPI:
-    setenv FOAM_MPI openmpi-1.6.3
+    setenv FOAM_MPI openmpi-1.6.5
     # optional configuration tweaks:
     _foamSource `$WM_PROJECT_DIR/bin/foamEtcFile config/openmpi.csh`
 
diff --git a/etc/config/settings.sh b/etc/config/settings.sh
index 9dcc6ffe0c..ec67a7c000 100644
--- a/etc/config/settings.sh
+++ b/etc/config/settings.sh
@@ -247,10 +247,10 @@ OpenFOAM | ThirdParty)
         mpc_version=mpc-0.9
         ;;
     Gcc48 | Gcc48++0x)
-        gcc_version=gcc-4.8.0
-        gmp_version=gmp-5.0.4
-        mpfr_version=mpfr-3.1.0
-        mpc_version=mpc-0.9
+        gcc_version=gcc-4.8.1
+        gmp_version=gmp-5.1.2
+        mpfr_version=mpfr-3.1.2
+        mpc_version=mpc-1.0.1
         ;;
     Gcc47 | Gcc47++0x)
         gcc_version=gcc-4.7.2
@@ -418,7 +418,7 @@ SYSTEMOPENMPI)
     ;;
 
 OPENMPI)
-    export FOAM_MPI=openmpi-1.6.3
+    export FOAM_MPI=openmpi-1.6.5
     # optional configuration tweaks:
     _foamSource `$WM_PROJECT_DIR/bin/foamEtcFile config/openmpi.sh`