diff --git a/pom.xml b/pom.xml
index 310a3bd4..32942038 100644
--- a/pom.xml
+++ b/pom.xml
@@ -69,7 +69,7 @@
     <google.auth.version>0.20.0</google.auth.version>
     <gax.version>1.56.0</gax.version>
     <grpc.version>1.29.0</grpc.version>
-    <protobuf.version>3.11.4</protobuf.version>
+    <protobuf.version>3.12.0</protobuf.version>
     <junit.version>4.13</junit.version>
     <guava.version>29.0-android</guava.version>
     <threeten.version>1.4.4</threeten.version>