diff --git a/science/cdo/Portfile b/science/cdo/Portfile
index 1cebf889402..e1cc9cc112d 100644
--- a/science/cdo/Portfile
+++ b/science/cdo/Portfile
@@ -5,7 +5,7 @@ PortGroup                   mpi 1.0
 PortGroup                   legacysupport 1.1
 
 name                        cdo
-version                     2.6.2
+version                     2.6.3
 revision                    0
 maintainers                 {takeshi @tenomoto} \
                             {me.com:remko.scharroo @remkos} \
@@ -14,11 +14,11 @@ license                     GPL-2
 categories                  science
 description                 Climate Data Operators
 homepage                    https://code.mpimet.mpg.de/projects/cdo
-master_sites                https://code.mpimet.mpg.de/attachments/download/30213
+master_sites                https://code.mpimet.mpg.de/attachments/download/30224
 
-checksums           rmd160  66e30330c2d3d3dc6d2be257c903cdaa6f9a5bf3 \
-                    sha256  d59f57a3b33a063023b2b0ef8f38165e0bcf426d3b843031c5078e76832e957b \
-                    size    13267490
+checksums           rmd160  91a3379db2599625e19a59326a98892f4de60311 \
+                    sha256  889ece29314b48cbf47ba14ab5f1779886f128767f6d22dfcc7fad1e62f2d017 \
+                    size    13268491
 
 long_description \
     CDO is a collection of command line Operators               \