diff --git a/Makefile b/Makefile
index 71f6732f..6e546674 100644
--- a/Makefile
+++ b/Makefile
@@ -9,8 +9,8 @@ MAKEFLAGS += --no-print-directory
 BIN := .tmp/bin
 CACHE := .tmp/cache
 LICENSE_HEADER_YEAR_RANGE := 2022-2023
-LICENSE_HEADER_VERSION := v1.27.2
-PROTOC_VERSION ?= 25.0
+LICENSE_HEADER_VERSION := v1.28.1
+PROTOC_VERSION ?= 25.1
 GRADLE_ARGS ?=
 
 UNAME_OS := $(shell uname -s)
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 464fb1b4..5c7edffa 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -10,7 +10,7 @@ mavenplugin = "0.25.3"
 moshi = "1.15.0"
 okhttp = "4.12.0"
 okio = "3.6.0"
-protobuf = "3.25.0"
+protobuf = "3.25.1"
 slf4j = "2.0.9"
 spotless = "6.22.0"