diff --git a/common.gypi b/common.gypi
index 1d6bee1b6d7bc2..ba441781698841 100644
--- a/common.gypi
+++ b/common.gypi
@@ -27,7 +27,7 @@
 
     # Reset this number to 0 on major V8 upgrades.
     # Increment by one for each non-official patch applied to deps/v8.
-    'v8_embedder_string': '-node.9',
+    'v8_embedder_string': '-node.10',
 
     # Enable disassembler for `--print-code` v8 options
     'v8_enable_disassembler': 1,
diff --git a/deps/v8/test/message/testcfg.py b/deps/v8/test/message/testcfg.py
index 0576458af24a4e..1bbb2b16d83472 100644
--- a/deps/v8/test/message/testcfg.py
+++ b/deps/v8/test/message/testcfg.py
@@ -107,7 +107,7 @@ def IsFailureOutput(self, testcase):
         expected_lines, actual_lines, fillvalue=''):
       pattern = re.escape(expected.rstrip() % env)
       pattern = pattern.replace("\\*", ".*")
-      pattern = pattern.replace("\\{NUMBER\\}", "\d(?:\.\d*)?")
+      pattern = pattern.replace("\\{NUMBER\\}", "\d+(?:\.\d*)?")
       pattern = "^%s$" % pattern
       if not re.match(pattern, actual):
         return True