diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 50f472382..514c08cb2 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -39,7 +39,7 @@ ksp = "1.7.0-1.0.6"
 ktlint = "0.43.0"
 lint = "30.2.1"
 okhttp = "4.10.0"
-protobuf = "3.21.1"
+protobuf = "3.21.5"
 protobufPlugin = "0.8.19"
 retrofit = "2.9.0"
 retrofitKotlinxSerializationJson = "0.8.0"