diff --git a/.vale.ini b/.vale.ini
index 1c8711c3639c6..2380e827a1350 100644
--- a/.vale.ini
+++ b/.vale.ini
@@ -1,6 +1,6 @@
 StylesPath = styles
 Vocab = PingCAP
-MinAlertLevel = error
+MinAlertLevel = suggestion
 
 IgnoredScopes = code, tt
 SkippedScopes = pre, figure, blockquote, script, style
diff --git a/styles/PingCAP/Ambiguous.yml b/styles/PingCAP/Ambiguous.yml
index 9419e5b6f8c46..54c294a609caa 100644
--- a/styles/PingCAP/Ambiguous.yml
+++ b/styles/PingCAP/Ambiguous.yml
@@ -1,6 +1,6 @@
 extends: existence
 message: Consider using a clearer word than '%s' because it may cause confusion.
-level: error
+level: suggestion
 code: false
 ignorecase: true
 tokens: