diff --git a/package/protobuf/protobuf.hash b/package/protobuf/protobuf.hash
index 98159ad897..db91cf296b 100644
--- a/package/protobuf/protobuf.hash
+++ b/package/protobuf/protobuf.hash
@@ -1,3 +1,3 @@
 # Locally calculated
 sha256  6e5e117324afd944dcf67f36cf329843bc1a92229a8cd9bb573d7a83130fea7d  LICENSE
-sha256  008a11cc56f9b96679b4c285fd05f46d317d685be3ab524b2a310be0fbad987e  protobuf-29.3.tar.gz
+sha256  6b6599b54c88d75904b7471f5ca34a725fa0af92e134dd1a32d5b395aa4b4ca8  protobuf-33.2.tar.gz
diff --git a/package/protobuf/protobuf.mk b/package/protobuf/protobuf.mk
index 4540443702..e2158216c4 100644
--- a/package/protobuf/protobuf.mk
+++ b/package/protobuf/protobuf.mk
@@ -7,7 +7,7 @@
 # When bumping this package, make sure to also verify if the
 # python-protobuf package still works and to update its hash,
 # as they share the same version/site variables.
-PROTOBUF_VERSION = 29.3
+PROTOBUF_VERSION = 33.2
 PROTOBUF_SITE = https://github.com/protocolbuffers/protobuf/releases/download/v$(PROTOBUF_VERSION)
 PROTOBUF_LICENSE = BSD-3-Clause
 PROTOBUF_LICENSE_FILES = LICENSE
@@ -26,6 +26,7 @@ PROTOBUF_CONF_OPTS = \
 	-Dprotobuf_BUILD_TESTS=OFF \
 	-Dprotobuf_DISABLE_RTTI=OFF \
 	-Dprotobuf_INSTALL=ON \
+	-Dprotobuf_LOCAL_DEPENDENCIES_ONLY=ON \
 	-DWITH_PROTOC=$(HOST_DIR)/bin/protoc
 
 HOST_PROTOBUF_DEPENDENCIES = host-libabseil-cpp
@@ -34,12 +35,13 @@ HOST_PROTOBUF_CONF_OPTS = \
 	-Dprotobuf_ALLOW_CCACHE=ON \
 	-Dprotobuf_BUILD_CONFORMANCE=OFF \
 	-Dprotobuf_BUILD_LIBPROTOC=ON \
-	-Dprotobuf_BUILD_LIBUPB=OFF \
+	-Dprotobuf_BUILD_LIBUPB=ON \
 	-Dprotobuf_BUILD_PROTOBUF_BINARIES=ON \
 	-Dprotobuf_BUILD_PROTOC_BINARIES=ON \
 	-Dprotobuf_BUILD_TESTS=OFF \
 	-Dprotobuf_DISABLE_RTTI=OFF \
 	-Dprotobuf_INSTALL=ON \
+	-Dprotobuf_LOCAL_DEPENDENCIES_ONLY=ON \
 	-Dprotobuf_WITH_ZLIB=OFF
 
 ifeq ($(BR2_TOOLCHAIN_HAS_LIBATOMIC),y)
diff --git a/package/python-protobuf/python-protobuf.hash b/package/python-protobuf/python-protobuf.hash
index 1e1833980c..fdfbc4b4f1 100644
--- a/package/python-protobuf/python-protobuf.hash
+++ b/package/python-protobuf/python-protobuf.hash
@@ -1,5 +1,5 @@
 # md5, sha256 from https://pypi.org/pypi/protobuf/json
-md5  26ee22a630b0dbfce4de03adc5600fbc  protobuf-5.29.3.tar.gz
-sha256  5da0f41edaf117bde316404bad1a486cb4ededf8e4a54891296f648e8e076620  protobuf-5.29.3.tar.gz
+md5  59060f8bb01846579e5c8d95917ad925  protobuf-6.33.2.tar.gz
+sha256  56dc370c91fbb8ac85bc13582c9e373569668a290aa2e66a590c2a0d35ddb9e4  protobuf-6.33.2.tar.gz
 # Locally computed sha256 checksums
 sha256  6e5e117324afd944dcf67f36cf329843bc1a92229a8cd9bb573d7a83130fea7d  LICENSE
diff --git a/package/python-protobuf/python-protobuf.mk b/package/python-protobuf/python-protobuf.mk
index 898a133d37..8db9a2f621 100644
--- a/package/python-protobuf/python-protobuf.mk
+++ b/package/python-protobuf/python-protobuf.mk
@@ -5,8 +5,8 @@
 ################################################################################
 
 PYTHON_PROTOBUF_VERSION = $(PROTOBUF_VERSION)
-PYTHON_PROTOBUF_SOURCE = protobuf-5.$(PYTHON_PROTOBUF_VERSION).tar.gz
-PYTHON_PROTOBUF_SITE = https://files.pythonhosted.org/packages/f7/d1/e0a911544ca9993e0f17ce6d3cc0932752356c1b0a834397f28e63479344
+PYTHON_PROTOBUF_SOURCE = protobuf-6.$(PYTHON_PROTOBUF_VERSION).tar.gz
+PYTHON_PROTOBUF_SITE = https://files.pythonhosted.org/packages/34/44/e49ecff446afeec9d1a66d6bbf9adc21e3c7cea7803a920ca3773379d4f6
 PYTHON_PROTOBUF_LICENSE = BSD-3-Clause
 PYTHON_PROTOBUF_LICENSE_FILES = LICENSE
 PYTHON_PROTOBUF_DEPENDENCIES = host-protobuf