diff --git a/omerointegration/build.gradle b/omerointegration/build.gradle
index fce61fbab..6b539fd9f 100644
--- a/omerointegration/build.gradle
+++ b/omerointegration/build.gradle
@@ -14,6 +14,9 @@ repositories {
 
 //excludes based on: https://github.com/glencoesoftware/omero-ms-core/blob/master/build.gradle
 dependencies {
+    external "com.google.protobuf:protobuf-java:${googleProtocolBufVersion}"
+    external("org.apache.commons:commons-collections4:${commonsCollections4Version}")
+
    external (group: 'org.openmicroscopy', name: 'omero-gateway', version: '5.6.3')
            {
               exclude group: 'OME'