diff --git a/science/cdo/Makefile b/science/cdo/Makefile
index cf4a2a751fea3..65e5fdb4594cf 100644
--- a/science/cdo/Makefile
+++ b/science/cdo/Makefile
@@ -1,7 +1,7 @@
 PORTNAME=	cdo
-PORTVERSION=	2.2.2
+PORTVERSION=	2.3.0
 CATEGORIES=	science
-MASTER_SITES=	https://code.mpimet.mpg.de/attachments/download/28882/ \
+MASTER_SITES=	https://code.mpimet.mpg.de/attachments/download/29019/ \
 		LOCAL/sunpoet
 
 MAINTAINER=	sunpoet@FreeBSD.org
@@ -24,6 +24,7 @@ PORTSCOUT=	site:https://code.mpimet.mpg.de/projects/cdo/files
 
 USES=		compiler:c++17-lang gmake libtool localbase pathfix python:build
 
+CFLAGS+=	-DPTHREAD_MUTEXATTR
 CONFIGURE_ARGS=	--disable-data \
 		--disable-extra \
 		--disable-fortran \
@@ -40,7 +41,6 @@ MAKE_JOBS_UNSAFE=	yes
 TEST_TARGET=	check
 USE_CXXSTD=	c++17
 USE_LDCONFIG=	yes
-CFLAGS+=	-DPTHREAD_MUTEXATTR
 
 CGRIBEX_CONFIGURE_WITH=	cgribex
 CGRIBEX_LIB_DEPENDS=	libcgribex.so:science/cgribex
diff --git a/science/cdo/distinfo b/science/cdo/distinfo
index 598e925814cd0..0d36acd41ad5e 100644
--- a/science/cdo/distinfo
+++ b/science/cdo/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1693333933
-SHA256 (cdo-2.2.2.tar.gz) = 419c77315244019af41a296c05066f474cccbf94debfaae9e2106da51bc7c937
-SIZE (cdo-2.2.2.tar.gz) = 13482347
+TIMESTAMP = 1708448952
+SHA256 (cdo-2.3.0.tar.gz) = 10c878227baf718a6917837527d4426c2d0022cfac4457c65155b9c57f091f6b
+SIZE (cdo-2.3.0.tar.gz) = 13588973