diff --git a/devel/py-opentelemetry-sdk/Makefile b/devel/py-opentelemetry-sdk/Makefile
index 80b1108bf28a..0f700de061af 100644
--- a/devel/py-opentelemetry-sdk/Makefile
+++ b/devel/py-opentelemetry-sdk/Makefile
@@ -1,27 +1,27 @@
 PORTNAME=	opentelemetry-sdk
-PORTVERSION=	1.27.0
+PORTVERSION=	1.28.1
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 DISTNAME=	opentelemetry_sdk-${PORTVERSION}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	OpenTelemetry Python SDK
 WWW=		https://github.com/open-telemetry/opentelemetry-python/tree/main/opentelemetry-sdk \
 		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=	${PYTHON_PKGNAMEPREFIX}opentelemetry-api>=${PORTVERSION}<${PORTVERSION}_99:devel/py-opentelemetry-api@${PY_FLAVOR} \
-		${PYTHON_PKGNAMEPREFIX}opentelemetry-semantic-conventions>=0.48b0<0.48b0_99:devel/py-opentelemetry-semantic-conventions@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}opentelemetry-semantic-conventions>=0.49b1<0.49b1_99:devel/py-opentelemetry-semantic-conventions@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}typing-extensions>=3.7.4:devel/py-typing-extensions@${PY_FLAVOR}
 
 USES=		python
 USE_PYTHON=	autoplist concurrent pep517
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
diff --git a/devel/py-opentelemetry-sdk/distinfo b/devel/py-opentelemetry-sdk/distinfo
index 59527f3da680..591763972fae 100644
--- a/devel/py-opentelemetry-sdk/distinfo
+++ b/devel/py-opentelemetry-sdk/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1725559751
-SHA256 (opentelemetry_sdk-1.27.0.tar.gz) = d525017dea0ccce9ba4e0245100ec46ecdc043f2d7b8315d56b19aff0904fa6f
-SIZE (opentelemetry_sdk-1.27.0.tar.gz) = 145019
+TIMESTAMP = 1731679266
+SHA256 (opentelemetry_sdk-1.28.1.tar.gz) = 100fa371b2046ffba6a340c18f0b2a0463acad7461e5177e126693b613a6ca57
+SIZE (opentelemetry_sdk-1.28.1.tar.gz) = 157162