diff --git a/package.json b/package.json
index 4a40ff4f64..70ff9db25c 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "projects": {
       "chrome": {
         "dir": "src",
-        "tag": "76.0.3809.132",
+        "tag": "77.0.3865.42",
         "repository": {
           "url": "https://chromium.googlesource.com/chromium/src.git"
         },
@@ -43,7 +43,7 @@
       },
       "brave-core": {
         "dir": "src/brave",
-        "branch": "master",
+        "branch": "77.0.3865.42",
         "repository": {
           "url": "https://github.com/brave/brave-core.git"
         }