diff --git a/src/corelib/global/qlogging.cpp b/src/corelib/global/qlogging.cpp
index cf38a90151b..a0b8432b5b3 100644
--- a/src/corelib/global/qlogging.cpp
+++ b/src/corelib/global/qlogging.cpp
@@ -1338,11 +1338,8 @@ void QMessagePattern::setPattern(const QString &pattern)
                         .arg(lexeme);
             }
         } else {
-            char *literal = new char[lexeme.size() + 1];
-            strncpy(literal, lexeme.toLatin1().constData(), lexeme.size());
-            literal[lexeme.size()] = '\0';
-            literalsVar.emplace_back(literal);
-            tokens[i] = literal;
+            using UP = std::unique_ptr<char[]>;
+            tokens[i] = literalsVar.emplace_back(UP(qstrdup(lexeme.toLatin1().constData()))).get();
         }
     }
     if (nestedIfError)