diff --git a/chromium_src/net/tools/transport_security_state_generator/input_file_parsers.cc b/chromium_src/net/tools/transport_security_state_generator/input_file_parsers.cc
index 16c3434cd9b..c114bac7015 100644
--- a/chromium_src/net/tools/transport_security_state_generator/input_file_parsers.cc
+++ b/chromium_src/net/tools/transport_security_state_generator/input_file_parsers.cc
@@ -552,9 +552,9 @@ bool ParseCertificatesFile(std::string_view certs_input,
                            Pinsets* pinsets,
                            base::Time* timestamp) {
   constexpr std::string_view brave_certs = R"brave_certs(
-# Last updated: Thu Feb 20 00:03:02 2025
+# Last updated: Wed Feb 26 14:59:55 2025
 PinsListTimestamp
-1740009782
+1740581995
 
 # =====BEGIN BRAVE ROOTS ASC=====
 #From https://www.amazontrust.com/repository/
diff --git a/package.json b/package.json
index f58e422df04..65a01021ae4 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
     "projects": {
       "chrome": {
         "dir": "src",
-        "tag": "134.0.6998.24",
+        "tag": "134.0.6998.39",
         "repository": {
           "url": "https://github.com/brave/chromium"
         }
@@ -230,4 +230,4 @@
     "elliptic": "6.6.1",
     "esbuild": "0.25.0"
   }
-}
+}
\ No newline at end of file