diff --git a/deluge/ui/web/js/Deluge.Preferences.Bandwidth.js b/deluge/ui/web/js/Deluge.Preferences.Bandwidth.js
index 42218a057..3f4d2d65d 100644
--- a/deluge/ui/web/js/Deluge.Preferences.Bandwidth.js
+++ b/deluge/ui/web/js/Deluge.Preferences.Bandwidth.js
@@ -27,37 +27,73 @@ Ext.deluge.preferences.Bandwidth = Ext.extend(Ext.form.FormPanel, {
 			name: 'max_connections_global',
 			fieldLabel: _('Maximum Connections'),
 			width: 80,
-			value: -1
+			value: -1,
+			strategy: {
+				xtype: 'number',
+				decimalPrecision: 0,
+				minValue: -1,
+				maxValue: 99999
+			}
 		}));
 		optMan.bind('max_upload_slots_global', fieldset.add({
 			name: 'max_upload_slots_global',
 			fieldLabel: _('Maximum Upload Slots'),
 			width: 80,
-			value: -1
+			value: -1,
+			strategy: {
+				xtype: 'number',
+				decimalPrecision: 0,
+				minValue: -1,
+				maxValue: 99999
+			}
 		}));
 		optMan.bind('max_download_speed', fieldset.add({
 			name: 'max_download_speed',
 			fieldLabel: _('Maximum Download Speed (KiB/s)'),
 			width: 80,
-			value: -1
+			value: -1,
+			strategy: {
+				xtype: 'number',
+				decimalPrecision: 1,
+				minValue: -1,
+				maxValue: 99999
+			}
 		}));
 		optMan.bind('max_upload_speed', fieldset.add({
 			name: 'max_upload_speed',
 			fieldLabel: _('Maximum Upload Speed (KiB/s)'),
 			width: 80,
-			value: -1
+			value: -1,
+			strategy: {
+				xtype: 'number',
+				decimalPrecision: 1,
+				minValue: -1,
+				maxValue: 99999
+			}
 		}));
 		optMan.bind('max_half_open_connections', fieldset.add({
 			name: 'max_half_open_connections',
 			fieldLabel: _('Maximum Half-Open Connections'),
 			width: 80,
-			value: -1
+			value: -1,
+			strategy: {
+				xtype: 'number',
+				decimalPrecision: 0,
+				minValue: -1,
+				maxValue: 99999
+			}
 		}));
 		optMan.bind('max_connections_per_second', fieldset.add({
 			name: 'max_connections_per_second',
 			fieldLabel: _('Maximum Connection Attempts per Second'),
 			width: 80,
-			value: -1
+			value: -1,
+			strategy: {
+				xtype: 'number',
+				decimalPrecision: 0,
+				minValue: -1,
+				maxValue: 99999
+			}
 		}));
 		
 		fieldset = this.add({
@@ -93,25 +129,49 @@ Ext.deluge.preferences.Bandwidth = Ext.extend(Ext.form.FormPanel, {
 			name: 'max_connections_per_torrent',
 			fieldLabel: _('Maximum Connections'),
 			width: 80,
-			value: -1
+			value: -1,
+			strategy: {
+				xtype: 'number',
+				decimalPrecision: 0,
+				minValue: -1,
+				maxValue: 99999
+			}
 		}));
 		optMan.bind('max_upload_slots_per_torrent', fieldset.add({
 			name: 'max_upload_slots_per_torrent',
 			fieldLabel: _('Maximum Upload Slots'),
 			width: 80,
-			value: -1
+			value: -1,
+			strategy: {
+				xtype: 'number',
+				decimalPrecision: 0,
+				minValue: -1,
+				maxValue: 99999
+			}
 		}));
 		optMan.bind('max_download_speed_per_torrent', fieldset.add({
 			name: 'max_download_speed_per_torrent',
 			fieldLabel: _('Maximum Download Speed (KiB/s)'),
 			width: 80,
-			value: -1
+			value: -1,
+			strategy: {
+				xtype: 'number',
+				decimalPrecision: 1,
+				minValue: -1,
+				maxValue: 99999
+			}
 		}));
 		optMan.bind('max_upload_speed_per_torrent', fieldset.add({
 			name: 'max_upload_speed_per_torrent',
 			fieldLabel: _('Maximum Upload Speed (KiB/s)'),
 			width: 80,
-			value: -1
+			value: -1,
+			strategy: {
+				xtype: 'number',
+				decimalPrecision: 1,
+				minValue: -1,
+				maxValue: 99999
+			}
 		}));
 	}
 });