diff --git a/src/CopyrighFixer/CopyrighFixer/owner.cpp b/src/CopyrighFixer/CopyrighFixer/owner.cpp
index 37d549f..921b6e7 100644
--- a/src/CopyrighFixer/CopyrighFixer/owner.cpp
+++ b/src/CopyrighFixer/CopyrighFixer/owner.cpp
@@ -13,19 +13,19 @@ Owner::Owner() {
 }
 
 void Owner::setName(const QString &ownerName) {
-    Owner::name = ownerName;
+    name = ownerName;
 }
 
-QString Owner::getOwnerName() {
-    return Owner::name;
+const QString &Owner::getOwnerName() const {
+    return name;
 }
 
 void Owner::setTimeRange(const QString &interval) {
     timeRange = interval;
 }
 
-QString Owner::getTimeRange() {
-    return Owner::timeRange;
+const QString &Owner::getTimeRange() const {
+    return timeRange;
 }
 
 };
diff --git a/src/CopyrighFixer/CopyrighFixer/owner.h b/src/CopyrighFixer/CopyrighFixer/owner.h
index 73fbf3d..81dbc74 100644
--- a/src/CopyrighFixer/CopyrighFixer/owner.h
+++ b/src/CopyrighFixer/CopyrighFixer/owner.h
@@ -30,7 +30,7 @@ public:
      * @brief getOwnerName The method allows you to get information about the owner.
      * @return the owner name.
      */
-    QString getOwnerName();
+    const QString& getOwnerName() const;
 
     /**
      * @brief setTimeRange A method that allows you to set the time interval for using a file.
@@ -42,7 +42,7 @@ public:
      * @brief getTimeRange The method changes the timestamp of the usage.
      * @return the time interval when the file was modified
      */
-    QString getTimeRange();
+    const QString& getTimeRange() const;
 private:
     QString name;
     QString timeRange;