diff --git a/srcpkgs/protobuf28/template b/srcpkgs/protobuf28/template
index f0629130943..c293c0d4f55 100644
--- a/srcpkgs/protobuf28/template
+++ b/srcpkgs/protobuf28/template
@@ -1,6 +1,6 @@
 # Template file for 'protobuf28'
 pkgname=protobuf28
-version=3.17.2
+version=3.17.3
 revision=1
 wrksrc="protobuf-${version}"
 build_style=gnu-configure
@@ -12,7 +12,7 @@ license="BSD-3-Clause"
 homepage="https://developers.google.com/protocol-buffers/"
 changelog="https://raw.githubusercontent.com/google/protobuf/master/CHANGES.txt"
 distfiles="https://github.com/protocolbuffers/protobuf/archive/v${version}.tar.gz"
-checksum=36f81e03a0702f8f935fffd5a486dac1c0fc6d4bae1cd02c7a32448ad6e63bcb
+checksum=c6003e1d2e7fefa78a3039f19f383b4f3a61e81be8c19356f85b6461998ad3db
 # Checks rely on googletest
 make_check=no