diff --git a/devel/py-opentelemetry-proto/Makefile b/devel/py-opentelemetry-proto/Makefile
index 85af3fa0531f..074c27ed4b35 100644
--- a/devel/py-opentelemetry-proto/Makefile
+++ b/devel/py-opentelemetry-proto/Makefile
@@ -1,25 +1,25 @@
 PORTNAME=	opentelemetry-proto
-PORTVERSION=	1.41.1
+PORTVERSION=	1.42.0
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 DISTNAME=	opentelemetry_proto-${PORTVERSION}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	OpenTelemetry Python Proto
 WWW=		https://github.com/open-telemetry/opentelemetry-python/tree/main/opentelemetry-proto \
 		https://github.com/open-telemetry/opentelemetry-python \
 		https://opentelemetry.io/
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}hatchling>=0:devel/py-hatchling@${PY_FLAVOR}
 RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}protobuf>=5.0,1<7.0,1:devel/py-protobuf@${PY_FLAVOR}
 
 USES=		python
 USE_PYTHON=	autoplist concurrent pep517
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
diff --git a/devel/py-opentelemetry-proto/distinfo b/devel/py-opentelemetry-proto/distinfo
index d170ff04299e..bd4dace83aeb 100644
--- a/devel/py-opentelemetry-proto/distinfo
+++ b/devel/py-opentelemetry-proto/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1777252694
-SHA256 (opentelemetry_proto-1.41.1.tar.gz) = 4b9d2eb631237ea43b80e16c073af438554e32bc7e9e3f8ca4a9582f900020e5
-SIZE (opentelemetry_proto-1.41.1.tar.gz) = 45670
+TIMESTAMP = 1779222994
+SHA256 (opentelemetry_proto-1.42.0.tar.gz) = 5d56a9067b631ea931a135d7b86428ae99649f591d4db69b9fc8c8e0465fce65
+SIZE (opentelemetry_proto-1.42.0.tar.gz) = 45841
diff --git a/devel/py-opentelemetry-proto/files/patch-pyproject.toml b/devel/py-opentelemetry-proto/files/patch-pyproject.toml
index 234b84f7cc02..0fb0e884f7a3 100644
--- a/devel/py-opentelemetry-proto/files/patch-pyproject.toml
+++ b/devel/py-opentelemetry-proto/files/patch-pyproject.toml
@@ -1,11 +1,11 @@
 --- pyproject.toml.orig	2020-02-02 00:00:00 UTC
 +++ pyproject.toml
 @@ -7,7 +7,7 @@ readme = "README.rst"
  dynamic = ["version"]
  description = "OpenTelemetry Python Proto"
  readme = "README.rst"
 -license = "Apache-2.0"
 +license = {text = "Apache-2.0"}
- requires-python = ">=3.9"
+ requires-python = ">=3.10"
  authors = [
    { name = "OpenTelemetry Authors", email = "cncf-opentelemetry-contributors@lists.cncf.io" },