diff --git a/core/build.gradle b/core/build.gradle
index 2ac115083..52fd35b25 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -10,7 +10,7 @@ version = '0.16-SNAPSHOT'
 dependencies {
     compile 'org.bouncycastle:bcprov-jdk15on:1.60'
     implementation 'com.google.guava:guava:27.1-android'
-    compile 'com.google.protobuf:protobuf-java:3.6.1'
+    compile 'com.google.protobuf:protobuf-java:3.7.1'
     implementation 'com.squareup.okhttp3:okhttp:3.12.1'
     implementation 'org.slf4j:slf4j-api:1.7.25'
     implementation 'net.jcip:jcip-annotations:1.0'