diff --git a/gui/csvreport.cpp b/gui/csvreport.cpp
index db47fcdb2..9217c8d4c 100644
--- a/gui/csvreport.cpp
+++ b/gui/csvreport.cpp
@@ -16,6 +16,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <QDir>
 #include <QFile>
 #include <QTextStream>
 #include "csvreport.h"
@@ -59,7 +60,8 @@ void CsvReport::WriteError(const ErrorItem &error)
     */
 
     QString line;
-    line += QString("%1,%2,").arg(error.files[error.files.size() - 1]).arg(error.lines[error.lines.size() - 1]);
+    const QString file = QDir::toNativeSeparators(error.files[error.files.size() - 1]);
+    line += QString("%1,%2,").arg(file).arg(error.lines[error.lines.size() - 1]);
     line += QString("%1,%2").arg(error.severity).arg(error.msg);
 
     mTxtWriter << line << endl;
diff --git a/gui/txtreport.cpp b/gui/txtreport.cpp
index 0a064f354..bba9ae0ed 100644
--- a/gui/txtreport.cpp
+++ b/gui/txtreport.cpp
@@ -16,6 +16,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <QDir>
 #include <QFile>
 #include <QTextStream>
 #include "txtreport.h"
@@ -62,7 +63,8 @@ void TxtReport::WriteError(const ErrorItem &error)
 
     for (int i = 0; i < error.lines.size(); i++)
     {
-        line += QString("[%1:%2]").arg(error.files[i]).arg(error.lines[i]);
+        const QString file = QDir::toNativeSeparators(error.files[i]);
+        line += QString("[%1:%2]").arg(file).arg(error.lines[i]);
         if (i < error.lines.size() - 1 && error.lines.size() > 0)
         {
             line += " -> ";
diff --git a/gui/xmlreport.cpp b/gui/xmlreport.cpp
index 25a6e8ad1..61a927387 100644
--- a/gui/xmlreport.cpp
+++ b/gui/xmlreport.cpp
@@ -16,6 +16,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <QDir>
 #include <QFile>
 #include <QXmlStreamWriter>
 #include <QDebug>
@@ -88,7 +89,8 @@ void XmlReport::WriteError(const ErrorItem &error)
     */
 
     mXmlWriter->writeStartElement(ErrorElementName);
-    mXmlWriter->writeAttribute(FilenameAttribute, error.files[error.files.size() - 1]);
+    const QString file = QDir::toNativeSeparators(error.files[error.files.size() - 1]);
+    mXmlWriter->writeAttribute(FilenameAttribute, file);
     const QString line = QString::number(error.lines[error.lines.size() - 1]);
     mXmlWriter->writeAttribute(LineAttribute, line);
     mXmlWriter->writeAttribute(IdAttribute, error.id);