diff --git a/.travis.yml b/.travis.yml
index fb9c43b5..ae3e5577 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -38,9 +38,9 @@ jobs:
         - npm i -g yalc && ./scripts/setup-yalc.sh || travis_terminate 1
         - ./ci/testJSLocal.sh
         - ./ci/testJavaLocal.sh
-    - name: local-rpclib
+    - name: local-legacy
       env:
-        - KAR_EXTRA_ARGS=-rpclib KAR_JAVA_SDK_OVERRIDE=-Dversion.kar-java-sdk=99.99.99-SNAPSHOT
+        - KAR_EXTRA_ARGS=-rpclib=false KAR_JAVA_SDK_OVERRIDE=-Dversion.kar-java-sdk=99.99.99-SNAPSHOT
       script:
         - ./scripts/docker-compose-start.sh || travis_terminate 1
         - make cli || travis_terminate 1
diff --git a/core/internal/config/config.go b/core/internal/config/config.go
index e812bbe5..ad83737b 100644
--- a/core/internal/config/config.go
+++ b/core/internal/config/config.go
@@ -180,7 +180,7 @@ func globalOptions(f *flag.FlagSet) {
 
 	f.StringVar(&configDir, "config_dir", "", "Directory containing configuration files")
 
-	f.BoolVar(&rpcLib, "rpclib", false, "Use rpclib implementation")
+	f.BoolVar(&rpcLib, "rpclib", true, "Use rpclib implementation")
 	f.BoolVar(&placementCache, "placement_cache", false, "Use actor placement cache")
 }