diff --git a/runner/build.gradle b/runner/build.gradle
index 707f5fd..9cf26bf 100644
--- a/runner/build.gradle
+++ b/runner/build.gradle
@@ -55,7 +55,7 @@ dependencies {
     implementation 'io.grpc:grpc-protobuf:1.63.0'
     implementation 'io.grpc:grpc-stub:1.63.0'
     implementation 'io.grpc:grpc-core:1.63.0'
-    implementation 'com.google.protobuf:protobuf-java:4.28.2'
+    implementation 'com.google.protobuf:protobuf-java:4.33.1'
 
     implementation 'com.google.guava:guava:33.4.5-jre'
 }
diff --git a/types/build.gradle b/types/build.gradle
index 8c1f133..bebf803 100644
--- a/types/build.gradle
+++ b/types/build.gradle
@@ -5,7 +5,7 @@ plugins {
 }
 
 dependencies {
-    implementation 'com.google.protobuf:protobuf-java:4.28.2'
+    implementation 'com.google.protobuf:protobuf-java:4.33.1'
 }
 
 publishing {