diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 77533512..4721de75 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -11,7 +11,7 @@ moshi = "1.15.1"
 okhttp = "4.12.0"
 okio = "3.8.0"
 # Ensure that PROTOC_VERSION in the Makefile is updated when changing this version.
-protobuf = "3.25.3"
+protobuf = "4.26.0"
 slf4j = "2.0.12"
 spotless = "6.25.0"