diff --git a/src/zm_logger.cpp b/src/zm_logger.cpp
index 872247701..266342ae4 100644
--- a/src/zm_logger.cpp
+++ b/src/zm_logger.cpp
@@ -528,9 +528,9 @@ void Logger::logPrint(bool hex, const char *filepath, int line, int level, const
 
   if (level <= mDatabaseLevel) {
     if (zmDbConnected) {
-      int syslogSize = syslogEnd-syslogStart;
+      int syslogSize = syslogEnd - syslogStart;
       std::string escapedString;
-      escapedString.reserve((syslogSize * 2) + 1);
+      escapedString.resize((syslogSize * 2) + 1);
       mysql_real_escape_string(&dbconn, &escapedString[0], syslogStart, syslogSize);
       escapedString.resize(std::strlen(escapedString.c_str()));