diff --git a/meta-oe/recipes-devtools/protobuf/protobuf_6.31.1.bb b/meta-oe/recipes-devtools/protobuf/protobuf_6.31.1.bb
index 90be1179aa..37b26b610d 100644
--- a/meta-oe/recipes-devtools/protobuf/protobuf_6.31.1.bb
+++ b/meta-oe/recipes-devtools/protobuf/protobuf_6.31.1.bb
@@ -22,8 +22,7 @@ SRC_URI = "git://github.com/protocolbuffers/protobuf.git;branch=31.x;protocol=ht
            "
 SRC_URI:append:mipsarcho32:toolchain-clang = " file://0001-Fix-build-on-mips-clang.patch "
 
-UPSTREAM_CHECK_GITTAGREGEX = "v(?P<pver>.(25\.(\d+)))"
-
+UPSTREAM_CHECK_GITTAGREGEX = "v(?P<pver>\d\.\d+\.\d+)"
 
 CVE_PRODUCT = "google:protobuf protobuf:protobuf google-protobuf protobuf-cpp"