diff --git a/dbms/src/Flash/LogSearch.cpp b/dbms/src/Flash/LogSearch.cpp
index 866fa0a7a61..0a887ce2cdf 100644
--- a/dbms/src/Flash/LogSearch.cpp
+++ b/dbms/src/Flash/LogSearch.cpp
@@ -70,7 +70,7 @@ bool LogIterator::match(const LogMessage & log_msg) const
     auto & content = log_msg.message();
     for (auto & regex : patterns)
     {
-        if (!RE2::FullMatch(content, regex))
+        if (!RE2::PartialMatch(content, regex))
             return false;
     }