diff --git a/srcpkgs/python3-protobuf/template b/srcpkgs/python3-protobuf/template
index 7c27f55ec18..43c78d13b5b 100644
--- a/srcpkgs/python3-protobuf/template
+++ b/srcpkgs/python3-protobuf/template
@@ -1,6 +1,6 @@
 # Template file for 'python3-protobuf'
 pkgname=python3-protobuf
-version=3.20.1
+version=4.21.4
 revision=1
 wrksrc="${pkgname#*-}-${version}"
 build_style=python3-module
@@ -11,7 +11,7 @@ maintainer="Andrew J. Hesford <ajh@sideband.org>"
 license="BSD-3-Clause"
 homepage="https://developers.google.com/protocol-buffers/"
 distfiles="${PYPI_SITE}/p/protobuf/protobuf-${version}.tar.gz"
-checksum=adc31566d027f45efe3f44eeb5b1f329da43891634d61c75a5944e9be6dd42c9
+checksum=5783dc0d6edae631145337fabb18503b4f77274f94cdd22a4b26b9fe5029e718
 
 build_options="cppext"
 build_options_default="cppext"