diff --git a/build.gradle b/build.gradle
index 94db9279f..d59135dd6 100644
--- a/build.gradle
+++ b/build.gradle
@@ -14,7 +14,7 @@ buildscript {
         mariadbJdbcVersion = '2.7.13' // Bumping to v3 breaks some pipeline jobs, so pinning to v2 for now. v2 (current version) is stable and will be supported until about September 2025 (https://mariadb.com/kb/en/about-mariadb-connector-j/).
         grpcVersion = '1.79.0'
         protoBufJavaVersion = '4.33.2'
-        protoCVersion = '4.33.2'
+        protoCVersion = '4.33.5'
     }
     repositories {
         def artifactRepoUrl = System.getenv("ARTIFACTORY_URL")