diff --git a/gui/projectfiledialog.cpp b/gui/projectfiledialog.cpp
index 52ce8c61e..70452845a 100644
--- a/gui/projectfiledialog.cpp
+++ b/gui/projectfiledialog.cpp
@@ -199,6 +199,7 @@ ProjectFileDialog::ProjectFileDialog(ProjectFile *projectFile, QWidget *parent)
     connect(mUI.mBtnEditInclude, &QPushButton::clicked, this, &ProjectFileDialog::editIncludeDir);
     connect(mUI.mBtnRemoveInclude, &QPushButton::clicked, this, &ProjectFileDialog::removeIncludeDir);
     connect(mUI.mBtnAddIgnorePath, SIGNAL(clicked()), this, SLOT(addExcludePath()));
+    connect(mUI.mBtnAddIgnoreFile, SIGNAL(clicked()), this, SLOT(addExcludeFile()));
     connect(mUI.mBtnEditIgnorePath, &QPushButton::clicked, this, &ProjectFileDialog::editExcludePath);
     connect(mUI.mBtnRemoveIgnorePath, &QPushButton::clicked, this, &ProjectFileDialog::removeExcludePath);
     connect(mUI.mBtnIncludeUp, &QPushButton::clicked, this, &ProjectFileDialog::moveIncludePathUp);
@@ -718,9 +719,17 @@ void ProjectFileDialog::editIncludeDir()
 
 void ProjectFileDialog::addExcludePath()
 {
-    QString dir = getExistingDirectory(tr("Select directory to ignore"), true);
-    if (!dir.isEmpty())
-        addExcludePath(dir);
+    addExcludePath(getExistingDirectory(tr("Select directory to ignore"), true));
+}
+
+void ProjectFileDialog::addExcludeFile()
+{
+    const QFileInfo inf(mProjectFile->getFilename());
+    const QDir &dir = inf.absoluteDir();
+    QMap<QString,QString> filters;
+    filters[tr("Source files")] = "*.c *.cpp";
+    filters[tr("All files")] = "*.*";
+    addExcludePath(QFileDialog::getOpenFileName(this, tr("Exclude file"), dir.canonicalPath(), toFilterString(filters)));
 }
 
 void ProjectFileDialog::editExcludePath()
@@ -803,7 +812,10 @@ int ProjectFileDialog::getSuppressionIndex(const QString &shortText) const
 
 void ProjectFileDialog::browseMisraFile()
 {
-    const QString fileName = QFileDialog::getOpenFileName(this, tr("Select MISRA rule texts file"), QDir::homePath(), tr("Misra rule texts file (%1)").arg("*.txt"));
+    const QString fileName = QFileDialog::getOpenFileName(this,
+                             tr("Select MISRA rule texts file"),
+                             QDir::homePath(),
+                             tr("Misra rule texts file (%1)").arg("*.txt"));
     if (!fileName.isEmpty()) {
         QSettings settings;
         mUI.mEditMisraFile->setText(fileName);
diff --git a/gui/projectfiledialog.h b/gui/projectfiledialog.h
index 30237a370..fef320a4f 100644
--- a/gui/projectfiledialog.h
+++ b/gui/projectfiledialog.h
@@ -215,10 +215,15 @@ protected slots:
     void editIncludeDir();
 
     /**
-    * @brief Add new path to exclude.
+    * @brief Add new path to exclude list.
     */
     void addExcludePath();
 
+    /**
+    * @brief Add new file to exclude list.
+    */
+    void addExcludeFile();
+
     /**
     * @brief Edit excluded path in the list.
     */
diff --git a/gui/projectfiledialog.ui b/gui/projectfiledialog.ui
index d809dd894..4ba8af1aa 100644
--- a/gui/projectfiledialog.ui
+++ b/gui/projectfiledialog.ui
@@ -661,7 +661,14 @@
             <item>
              <widget class="QPushButton" name="mBtnAddIgnorePath">
               <property name="text">
-               <string>Add...</string>
+               <string>Add folder...</string>
+              </property>
+             </widget>
+            </item>
+            <item>
+             <widget class="QPushButton" name="mBtnAddIgnoreFile">
+              <property name="text">
+               <string>Add file...</string>
               </property>
              </widget>
             </item>