diff --git a/.github/workflows/macos-arm-homebrew.yml b/.github/workflows/macos-arm-homebrew.yml
index 04778e527..fd76c2bd6 100644
--- a/.github/workflows/macos-arm-homebrew.yml
+++ b/.github/workflows/macos-arm-homebrew.yml
@@ -47,7 +47,7 @@ jobs:
           brew install autoconf
           brew install libtool
           brew install opencc
-          brew install automake git lame libass libtool shtool texi2html theora wget xvid nasm
+          brew install automake libtool
 
           brew install libiconv
           brew install lzo bzip2
diff --git a/.github/workflows/macos-homebrew.yml b/.github/workflows/macos-homebrew.yml
index 3e0686e03..ab55bb707 100644
--- a/.github/workflows/macos-homebrew.yml
+++ b/.github/workflows/macos-homebrew.yml
@@ -47,7 +47,7 @@ jobs:
           brew install autoconf
           brew install libtool
           brew install opencc
-          brew install automake git lame libass libtool shtool texi2html theora wget xvid nasm
+          brew install automake libtool
 
           brew install libiconv
           brew install lzo bzip2
diff --git a/src/config.cc b/src/config.cc
index 1e25c3f87..d81627808 100644
--- a/src/config.cc
+++ b/src/config.cc
@@ -632,6 +632,11 @@ Class load()
         Path( nl.item( x ).toElement().text(), nl.item( x ).toElement().attribute( "recursive" ) == "1" ) );
   }
 
+  if ( Config::isPortableVersion() && c.paths.empty() ) {
+    // For portable version, hardcode some settings
+    c.paths.push_back( Config::Path( Config::getPortableVersionDictionaryDir(), true ) );
+  }
+
   QDomNode soundDirs = root.namedItem( "sounddirs" );
 
   if ( !soundDirs.isNull() ) {
diff --git a/src/dict/sounddir.cc b/src/dict/sounddir.cc
index f0f3b9147..a61852cd8 100644
--- a/src/dict/sounddir.cc
+++ b/src/dict/sounddir.cc
@@ -17,6 +17,7 @@
 #include <set>
 #include <QDir>
 #include <QFileInfo>
+#include <QDirIterator>
 
 namespace SoundDir {
 
@@ -438,7 +439,24 @@ vector< sptr< Dictionary::Class > > makeDictionaries( Config::SoundDirs const &
 
     string indexFile = indicesDir + dictId;
 
-    if ( Dictionary::needToRebuildIndex( dictFiles, indexFile ) || indexIsOldOrBad( indexFile ) ) {
+    // Check if the soundDir and its subdirs' modification date changed, that means the user modified the sound files inside
+
+    bool soundDirModified = false;
+    {
+      QDateTime indexFileModifyTime = QFileInfo( QString::fromStdString( indexFile ) ).lastModified();
+      QDirIterator it( dir.path(),
+                       QDir::AllDirs | QDir::NoDotAndDotDot | QDir::NoSymLinks,
+                       QDirIterator::Subdirectories );
+      while ( it.hasNext() ) {
+        it.next();
+        if ( it.fileInfo().lastModified() > indexFileModifyTime ) {
+          soundDirModified = true;
+          break;
+        }
+      }
+    }
+
+    if ( Dictionary::needToRebuildIndex( dictFiles, indexFile ) || indexIsOldOrBad( indexFile ) || soundDirModified ) {
       // Building the index
 
       qDebug() << "Sounds: Building the index for directory: " << soundDir.path;
diff --git a/src/dict/sources.cc b/src/dict/sources.cc
index d42baf5b2..87a1d7bb3 100644
--- a/src/dict/sources.cc
+++ b/src/dict/sources.cc
@@ -1115,13 +1115,6 @@ Qt::ItemFlags PathsModel::flags( QModelIndex const & index ) const
 {
   Qt::ItemFlags result = QAbstractItemModel::flags( index );
 
-  if ( Config::isPortableVersion() ) {
-    if ( index.isValid() && index.row() == 0 ) {
-      result &= ~Qt::ItemIsSelectable;
-      result &= ~Qt::ItemIsEnabled;
-    }
-  }
-
   if ( index.isValid() && index.column() == 1 )
     result |= Qt::ItemIsUserCheckable;