diff --git a/gtk/details.c b/gtk/details.c
index bf154d517..a697a6cf3 100644
--- a/gtk/details.c
+++ b/gtk/details.c
@@ -378,7 +378,7 @@ onPeerViewQueryTooltip( GtkWidget *            widget,
             switch( *pch )
             {
                 case 'O': txt = _( "Optimistic unchoke" ); break;
-                case 'D': txt = _( "Downloading from this peer" ); break; 
+                case 'D': txt = _( "Downloading from this peer" ); break;
                 case 'd': txt = _( "We would download from this peer if they would let us" ); break;
                 case 'U': txt = _( "Uploading to peer" ); break; 
                 case 'u': txt = _( "We would upload to this peer if they asked" ); break;
@@ -755,7 +755,7 @@ refresh_activity( GtkWidget * top )
     g_free( pch );
 
     i = (int) ceil( verifiedPieceCount );
-    tr_strlsize( buf1,  stat->haveValid + stat->haveUnchecked, sizeof( buf1 ) );
+    tr_strlsize( buf1, stat->haveValid + stat->haveUnchecked, sizeof( buf1 ) );
     tr_strlsize( buf2, stat->haveValid, sizeof( buf2 ) );
     /* %1$s is total size of what we've saved to disk
      * %2$s is how much of it's passed the checksum test
diff --git a/gtk/file-list.c b/gtk/file-list.c
index 308a15359..a2ce49720 100644
--- a/gtk/file-list.c
+++ b/gtk/file-list.c
@@ -150,12 +150,12 @@ parsepath( GtkWidget         * w,
     {
         priority = tr_torrentGetFilePriority( tor, index );
         enabled  = tr_torrentGetFileDL( tor, index );
-	mime_type = get_mime_type_from_filename( file );
+        mime_type = get_mime_type_from_filename( file );
     }
     else
     {
         size  = 0;
-	mime_type = DIRECTORY_MIME_TYPE; 
+        mime_type = DIRECTORY_MIME_TYPE; 
     }
 
     icon = get_mime_type_icon( mime_type, GTK_ICON_SIZE_MENU, w ); 
@@ -184,7 +184,7 @@ parsepath( GtkWidget         * w,
 #endif
 
     if( icon != NULL )
-	g_object_unref( icon );
+        g_object_unref( icon );
 
 done:
     g_free( mykey );
@@ -455,7 +455,7 @@ file_list_set_torrent( GtkWidget * w,
 
     /* instantiate the model */
     store = gtk_tree_store_new ( N_FILE_COLS,
-    				 GDK_TYPE_PIXBUF,  /* icon */
+                                 GDK_TYPE_PIXBUF,  /* icon */
                                  G_TYPE_STRING,    /* label */
                                  G_TYPE_INT,       /* prog [0..100] */
                                  G_TYPE_STRING,    /* key */
diff --git a/gtk/tr-prefs.c b/gtk/tr-prefs.c
index 3a4bbf01c..c45fb02da 100644
--- a/gtk/tr-prefs.c
+++ b/gtk/tr-prefs.c
@@ -310,7 +310,7 @@ torrentPage( GObject * core )
 
     s = _( "_Stop seeding torrents at ratio:" );
     w = new_check_button( s, TR_PREFS_KEY_RATIO_ENABLED, core );
-    w2 = new_spin_button_double( TR_PREFS_KEY_RATIO, core, .5, INT_MAX, .05 );
+    w2 = new_spin_button_double( TR_PREFS_KEY_RATIO, core, 0, INT_MAX, .05 );
     gtk_widget_set_sensitive( GTK_WIDGET( w2 ), pref_flag_get( TR_PREFS_KEY_RATIO_ENABLED ) );
     g_signal_connect( w, "toggled", G_CALLBACK( target_cb ), w2 );
     hig_workarea_add_row_w( t, &row, w, w2, NULL );
diff --git a/qt/prefs-dialog.cc b/qt/prefs-dialog.cc
index 0f10cb4c0..94fc3accd 100644
--- a/qt/prefs-dialog.cc
+++ b/qt/prefs-dialog.cc
@@ -548,7 +548,7 @@ PrefsDialog :: createTorrentsTab( )
     hig->addSectionTitle( tr( "Limits" ) );
 
         l = checkBoxNew( tr( "&Stop seeding torrents at ratio:" ), Prefs::RATIO_ENABLED );
-        r = doubleSpinBoxNew( Prefs::RATIO, 0.5, INT_MAX, 0.5, 2 );
+        r = doubleSpinBoxNew( Prefs::RATIO, 0, INT_MAX, 0.5, 2 );
         hig->addRow( l, r );
         enableBuddyWhenChecked( qobject_cast<QCheckBox*>(l), r );