diff --git a/math/ruby-netcdf/Makefile b/math/ruby-netcdf/Makefile
index 2ef0f83354f5..a165ca77c9e7 100644
--- a/math/ruby-netcdf/Makefile
+++ b/math/ruby-netcdf/Makefile
@@ -6,7 +6,7 @@
 #
 
 PORTNAME=	netcdf
-PORTVERSION=	0.6.3
+PORTVERSION=	0.6.4
 CATEGORIES=	math ruby
 MASTER_SITES=	http://ruby.gfd-dennou.org/products/ruby-netcdf/
 PKGNAMEPREFIX=	${RUBY_PKGNAMEPREFIX}
diff --git a/math/ruby-netcdf/distinfo b/math/ruby-netcdf/distinfo
index 605078cd9ae2..0dde1aaf6307 100644
--- a/math/ruby-netcdf/distinfo
+++ b/math/ruby-netcdf/distinfo
@@ -1,3 +1,3 @@
-MD5 (ruby/ruby-netcdf-0.6.3.tar.gz) = 5ee057cb0c257fdbf8b6cbf4715ac9ae
-SHA256 (ruby/ruby-netcdf-0.6.3.tar.gz) = 88bce5d3dd55fdde771e7003a784503e0becad302ae8af26512fe963e7fed8d0
-SIZE (ruby/ruby-netcdf-0.6.3.tar.gz) = 73886
+MD5 (ruby/ruby-netcdf-0.6.4.tar.gz) = bbdeee98da256ab027515d6ac894bbcf
+SHA256 (ruby/ruby-netcdf-0.6.4.tar.gz) = 2f9a22f54fe99132a259a735d1052b3b82fb7219af060ad20d76a22d1b68aa88
+SIZE (ruby/ruby-netcdf-0.6.4.tar.gz) = 74369
diff --git a/science/ruby-netcdf/Makefile b/science/ruby-netcdf/Makefile
index 2ef0f83354f5..a165ca77c9e7 100644
--- a/science/ruby-netcdf/Makefile
+++ b/science/ruby-netcdf/Makefile
@@ -6,7 +6,7 @@
 #
 
 PORTNAME=	netcdf
-PORTVERSION=	0.6.3
+PORTVERSION=	0.6.4
 CATEGORIES=	math ruby
 MASTER_SITES=	http://ruby.gfd-dennou.org/products/ruby-netcdf/
 PKGNAMEPREFIX=	${RUBY_PKGNAMEPREFIX}
diff --git a/science/ruby-netcdf/distinfo b/science/ruby-netcdf/distinfo
index 605078cd9ae2..0dde1aaf6307 100644
--- a/science/ruby-netcdf/distinfo
+++ b/science/ruby-netcdf/distinfo
@@ -1,3 +1,3 @@
-MD5 (ruby/ruby-netcdf-0.6.3.tar.gz) = 5ee057cb0c257fdbf8b6cbf4715ac9ae
-SHA256 (ruby/ruby-netcdf-0.6.3.tar.gz) = 88bce5d3dd55fdde771e7003a784503e0becad302ae8af26512fe963e7fed8d0
-SIZE (ruby/ruby-netcdf-0.6.3.tar.gz) = 73886
+MD5 (ruby/ruby-netcdf-0.6.4.tar.gz) = bbdeee98da256ab027515d6ac894bbcf
+SHA256 (ruby/ruby-netcdf-0.6.4.tar.gz) = 2f9a22f54fe99132a259a735d1052b3b82fb7219af060ad20d76a22d1b68aa88
+SIZE (ruby/ruby-netcdf-0.6.4.tar.gz) = 74369